45421632004 has 12 divisors (see below), whose sum is σ = 90843264064. Its totient is φ = 19466413704.

The previous prime is 45421631987. The next prime is 45421632007. The reversal of 45421632004 is 40023612454.

45421632004 is an admirable number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45421632007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 811100544 + ... + 811100599.

Almost surely, 2^45421632004 is an apocalyptic number.

It is an amenable number.

45421632004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45421632004 is a wasteful number, since it uses less digits than its factorization.

45421632004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622201154 (or 1622201152 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 45421632004 in words is "forty-five billion, four hundred twenty-one million, six hundred thirty-two thousand, four".