32444004645 has 48 divisors (see below), whose sum is σ = 62515794432. Its totient is φ = 15457184640.

The previous prime is 32444004623. The next prime is 32444004653. The reversal of 32444004645 is 54640044423.

32444004645 is a `hidden beast` number, since 3 + 2 + 4 + 4 + 4 + 0 + 0 + 4 + 645 = 666.

It is not a de Polignac number, because 32444004645 - 2⁵ = 32444004613 is a prime.

It is a super-2 number, since 2×32444004645² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 876379 + ... + 912648.

It is an arithmetic number, because the mean of its divisors is an integer number (1302412384).

Almost surely, 2^32444004645 is an apocalyptic number.

It is an amenable number.

32444004645 is a deficient number, since it is larger than the sum of its proper divisors (30071789787).

32444004645 is a wasteful number, since it uses less digits than its factorization.

32444004645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789082 (or 1789079 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

The spelling of 32444004645 in words is "thirty-two billion, four hundred forty-four million, four thousand, six hundred forty-five".