45319925790 has 64 divisors (see below), whose sum is σ = 124751646720. Its totient is φ = 11695462560.

The previous prime is 45319925753. The next prime is 45319925831. The reversal of 45319925790 is 9752991354.

45319925790 is a `hidden beast` number, since 4 + 53 + 19 + 9 + 2 + 579 + 0 = 666.

It is a super-2 number, since 2×45319925790² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2698914 + ... + 2715653.

It is an arithmetic number, because the mean of its divisors is an integer number (1949244480).

Almost surely, 2^45319925790 is an apocalyptic number.

45319925790 is an abundant number, since it is smaller than the sum of its proper divisors (79431720930).

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

45319925790 is a wasteful number, since it uses less digits than its factorization.

45319925790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5414614 (or 5414608 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 54.

The spelling of 45319925790 in words is "forty-five billion, three hundred nineteen million, nine hundred twenty-five thousand, seven hundred ninety".