45415021660 has 12 divisors (see below), whose sum is σ = 95371545528. Its totient is φ = 18166008656.

The previous prime is 45415021627. The next prime is 45415021823. The reversal of 45415021660 is 6612051454.

45415021660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1135375522 + ... + 1135375561.

It is an arithmetic number, because the mean of its divisors is an integer number (7947628794).

Almost surely, 2^45415021660 is an apocalyptic number.

It is an amenable number.

45415021660 is an abundant number, since it is smaller than the sum of its proper divisors (49956523868).

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

45415021660 is a wasteful number, since it uses less digits than its factorization.

45415021660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2270751092 (or 2270751090 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 45415021660 in words is "forty-five billion, four hundred fifteen million, twenty-one thousand, six hundred sixty".