45781071804 has 72 divisors (see below), whose sum is σ = 128524164720. Its totient is φ = 14086478016.

The previous prime is 45781071799. The next prime is 45781071811. The reversal of 45781071804 is 40817018754.

45781071804 is a `hidden beast` number, since 4 + 578 + 1 + 0 + 71 + 8 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 45781071804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1235887 + ... + 1272390.

Almost surely, 2^45781071804 is an apocalyptic number.

It is an amenable number.

45781071804 is an abundant number, since it is smaller than the sum of its proper divisors (82743092916).

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

45781071804 is a wasteful number, since it uses less digits than its factorization.

45781071804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508316 (or 2508295 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 45.

The spelling of 45781071804 in words is "forty-five billion, seven hundred eighty-one million, seventy-one thousand, eight hundred four".