712520056 has 8 divisors (see below), whose sum is σ = 1335975120. Its totient is φ = 356260024.

The previous prime is 712520021. The next prime is 712520069. The reversal of 712520056 is 650025217.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44532496 + ... + 44532511.

It is an arithmetic number, because the mean of its divisors is an integer number (166996890).

Almost surely, 2^712520056 is an apocalyptic number.

It is an amenable number.

712520056 is a deficient number, since it is larger than the sum of its proper divisors (623455064).

712520056 is a wasteful number, since it uses less digits than its factorization.

712520056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89065013 (or 89065009 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 712520056 is about 26693.0713107353. The cubic root of 712520056 is about 893.1663742090.

The spelling of 712520056 in words is "seven hundred twelve million, five hundred twenty thousand, fifty-six".