56510220070 has 32 divisors (see below), whose sum is σ = 106205478912. Its totient is φ = 21608153952.

The previous prime is 56510220049. The next prime is 56510220161. The reversal of 56510220070 is 7002201565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308619 + ... + 456361.

It is an arithmetic number, because the mean of its divisors is an integer number (3318921216).

Almost surely, 2^56510220070 is an apocalyptic number.

56510220070 is a deficient number, since it is larger than the sum of its proper divisors (49695258842).

56510220070 is a wasteful number, since it uses less digits than its factorization.

56510220070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149436.

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

The spelling of 56510220070 in words is "fifty-six billion, five hundred ten million, two hundred twenty thousand, seventy".