45727785412 has 96 divisors (see below), whose sum is σ = 89007206400. Its totient is φ = 20470320000.

The previous prime is 45727785289. The next prime is 45727785457. The reversal of 45727785412 is 21458772754.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 45727785412.

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, 31341139 + ... + 31342597.

It is an arithmetic number, because the mean of its divisors is an integer number (927158400).

Almost surely, 2^45727785412 is an apocalyptic number.

It is an amenable number.

45727785412 is a deficient number, since it is larger than the sum of its proper divisors (43279420988).

45727785412 is a wasteful number, since it uses less digits than its factorization.

45727785412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817 (or 1815 counting only the distinct ones).

The product of its digits is 4390400, while the sum is 52.

The spelling of 45727785412 in words is "forty-five billion, seven hundred twenty-seven million, seven hundred eighty-five thousand, four hundred twelve".