712445510856 has 32 divisors (see below), whose sum is σ = 1781282237760. Its totient is φ = 237459375552.

The previous prime is 712445510851. The next prime is 712445510863. The reversal of 712445510856 is 658015544217.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (712445510851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1143820 + ... + 1653243.

It is an arithmetic number, because the mean of its divisors is an integer number (55665069930).

Almost surely, 2^712445510856 is an apocalyptic number.

It is an amenable number.

712445510856 is an abundant number, since it is smaller than the sum of its proper divisors (1068836726904).

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

712445510856 is a wasteful number, since it uses less digits than its factorization.

712445510856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2807685 (or 2807681 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 48.

The spelling of 712445510856 in words is "seven hundred twelve billion, four hundred forty-five million, five hundred ten thousand, eight hundred fifty-six".