43953594916 has 96 divisors (see below), whose sum is σ = 99331142400. Its totient is φ = 16513351680.

The previous prime is 43953594827. The next prime is 43953594943. The reversal of 43953594916 is 61949535934.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8295180 + ... + 8300476.

It is an arithmetic number, because the mean of its divisors is an integer number (1034699400).

Almost surely, 2^43953594916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43953594916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49665571200).

43953594916 is an abundant number, since it is smaller than the sum of its proper divisors (55377547484).

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

43953594916 is a wasteful number, since it uses less digits than its factorization.

43953594916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6277 (or 6275 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 58.

The spelling of 43953594916 in words is "forty-three billion, nine hundred fifty-three million, five hundred ninety-four thousand, nine hundred sixteen".