43522968690432 has 864 divisors, whose sum is σ = 162035817914880. Its totient is φ = 10902104801280.

The previous prime is 43522968690389. The next prime is 43522968690451. The reversal of 43522968690432 is 23409686922534.

43522968690432 is a `hidden beast` number, since 4 + 3 + 5 + 22 + 96 + 8 + 6 + 90 + 432 = 666.

43522968690432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43522968690432² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 43522968690432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4872151438 + ... + 4872160370.

It is an arithmetic number, because the mean of its divisors is an integer number (187541455920).

Almost surely, 2^{43522968690432} is an apocalyptic number.

43522968690432 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43522968690432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81017908957440).

43522968690432 is an abundant number, since it is smaller than the sum of its proper divisors (118512849224448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43522968690432 is a wasteful number, since it uses less digits than its factorization.

43522968690432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9949 (or 9932 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 63.

The spelling of 43522968690432 in words is "forty-three trillion, five hundred twenty-two billion, nine hundred sixty-eight million, six hundred ninety thousand, four hundred thirty-two".