45537605744 has 80 divisors (see below), whose sum is σ = 91989540864. Its totient is φ = 21814310400.

The previous prime is 45537605681. The next prime is 45537605753. The reversal of 45537605744 is 44750673554.

It is a junction number, because it is equal to n+sod(n) for n = 45537605692 and 45537605701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22072457 + ... + 22074519.

Almost surely, 2^45537605744 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 45537605744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45994770432).

45537605744 is an abundant number, since it is smaller than the sum of its proper divisors (46451935120).

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

45537605744 is a wasteful number, since it uses less digits than its factorization.

45537605744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526 (or 2520 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 50.

The spelling of 45537605744 in words is "forty-five billion, five hundred thirty-seven million, six hundred five thousand, seven hundred forty-four".