55770302512 has 20 divisors (see below), whose sum is σ = 108084131280. Its totient is φ = 27877623488.

The previous prime is 55770302509. The next prime is 55770302569. The reversal of 55770302512 is 21520307755.

It is a super-2 number, since 2×55770302512² (a number of 22 digits) contains 22 as substring.

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, 409123 + ... + 528130.

It is an arithmetic number, because the mean of its divisors is an integer number (5404206564).

Almost surely, 2^55770302512 is an apocalyptic number.

It is an amenable number.

55770302512 is a deficient number, since it is larger than the sum of its proper divisors (52313828768).

55770302512 is a wasteful number, since it uses less digits than its factorization.

55770302512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940980 (or 940974 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 37.

The spelling of 55770302512 in words is "fifty-five billion, seven hundred seventy million, three hundred two thousand, five hundred twelve".