43070646822 has 64 divisors (see below), whose sum is σ = 102299258880. Its totient is φ = 11828202624.

The previous prime is 43070646809. The next prime is 43070646823. The reversal of 43070646822 is 22864607034.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43070646823) by changing a digit.

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, 192328 + ... + 350900.

It is an arithmetic number, because the mean of its divisors is an integer number (1598425920).

Almost surely, 2^43070646822 is an apocalyptic number.

43070646822 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 43070646822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51149629440).

43070646822 is an abundant number, since it is smaller than the sum of its proper divisors (59228612058).

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

43070646822 is a wasteful number, since it uses less digits than its factorization.

43070646822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158837.

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 43070646822 in words is "forty-three billion, seventy million, six hundred forty-six thousand, eight hundred twenty-two".