45579556932 has 96 divisors (see below), whose sum is σ = 130953752832. Its totient is φ = 12015599616.

The previous prime is 45579556927. The next prime is 45579556933. The reversal of 45579556932 is 23965597554.

It is a happy number.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (45579556933) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2823508 + ... + 2839604.

It is an arithmetic number, because the mean of its divisors is an integer number (1364101592).

Almost surely, 2^45579556932 is an apocalyptic number.

45579556932 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45579556932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65476876416).

45579556932 is an abundant number, since it is smaller than the sum of its proper divisors (85374195900).

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

45579556932 is a wasteful number, since it uses less digits than its factorization.

45579556932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18717 (or 18715 counting only the distinct ones).

The product of its digits is 51030000, while the sum is 60.

The spelling of 45579556932 in words is "forty-five billion, five hundred seventy-nine million, five hundred fifty-six thousand, nine hundred thirty-two".