612700056 has 48 divisors (see below), whose sum is σ = 1660612200. Its totient is φ = 204083712.

The previous prime is 612700051. The next prime is 612700103. The reversal of 612700056 is 650007216.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612700051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143115 + ... + 147333.

Almost surely, 2^612700056 is an apocalyptic number.

It is an amenable number.

612700056 is an abundant number, since it is smaller than the sum of its proper divisors (1047912144).

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

612700056 is a wasteful number, since it uses less digits than its factorization.

612700056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6248 (or 6241 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 612700056 is about 24752.7787531016. The cubic root of 612700056 is about 849.3420772715.

The spelling of 612700056 in words is "six hundred twelve million, seven hundred thousand, fifty-six".