45038185832 has 32 divisors (see below), whose sum is σ = 85552220520. Its totient is φ = 22225670400.

The previous prime is 45038185741. The next prime is 45038185837. The reversal of 45038185832 is 23858183054.

It can be written as a sum of positive squares in 4 ways, for example, as 23788126756 + 21250059076 = 154234^2 + 145774^2 .

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (45038185837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168218 + ... + 344054.

Almost surely, 2^45038185832 is an apocalyptic number.

It is an amenable number.

45038185832 is a deficient number, since it is larger than the sum of its proper divisors (40514034688).

45038185832 is a wasteful number, since it uses less digits than its factorization.

45038185832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176261 (or 176257 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 45038185832 in words is "forty-five billion, thirty-eight million, one hundred eighty-five thousand, eight hundred thirty-two".