45044566632 has 48 divisors (see below), whose sum is σ = 131379988740. Its totient is φ = 13859866368.

The previous prime is 45044566621. The next prime is 45044566639. The reversal of 45044566632 is 23666544054.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45039875076 + 4691556 = 212226^2 + 2166^2 .

It is not an unprimeable number, because it can be changed into a prime (45044566639) 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 11 ways as a sum of consecutive naturals, for example, 24061333 + ... + 24063204.

Almost surely, 2^45044566632 is an apocalyptic number.

It is an amenable number.

45044566632 is an abundant number, since it is smaller than the sum of its proper divisors (86335422108).

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

45044566632 is a wasteful number, since it uses less digits than its factorization.

45044566632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48124562 (or 48124555 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 45044566632 in words is "forty-five billion, forty-four million, five hundred sixty-six thousand, six hundred thirty-two".