45169037312 has 156 divisors (see below), whose sum is σ = 106674341760. Its totient is φ = 19063554048.

The previous prime is 45169037299. The next prime is 45169037323. The reversal of 45169037312 is 21373096154.

It is a self number, because there is not a number n which added to its sum of digits gives 45169037312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13445489 + ... + 13448847.

Almost surely, 2^45169037312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45169037312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53337170880).

45169037312 is an abundant number, since it is smaller than the sum of its proper divisors (61505304448).

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

45169037312 is an equidigital number, since it uses as much as digits as its factorization.

45169037312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464 (or 3435 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The spelling of 45169037312 in words is "forty-five billion, one hundred sixty-nine million, thirty-seven thousand, three hundred twelve".