6401032044435 has 64 divisors (see below), whose sum is σ = 13016792908800. Its totient is φ = 2923593751296.

The previous prime is 6401032044389. The next prime is 6401032044439. The reversal of 6401032044435 is 5344402301046.

6401032044435 is a `hidden beast` number, since 6 + 4 + 0 + 1 + 0 + 3 + 204 + 443 + 5 = 666.

It is not a de Polignac number, because 6401032044435 - 2²¹ = 6401029947283 is a prime.

It is a super-2 number, since 2×6401032044435² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6401032044435.

It is not an unprimeable number, because it can be changed into a prime (6401032044439) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1932909 + ... + 4066718.

It is an arithmetic number, because the mean of its divisors is an integer number (203387389200).

Almost surely, 2^{6401032044435} is an apocalyptic number.

6401032044435 is an abundant number, since it is smaller than the sum of its proper divisors (6615760864365).

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

6401032044435 is a wasteful number, since it uses less digits than its factorization.

6401032044435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6000777 (or 6000771 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 6401032044435 in words is "six trillion, four hundred one billion, thirty-two million, forty-four thousand, four hundred thirty-five".