56016222615 has 24 divisors (see below), whose sum is σ = 97113164928. Its totient is φ = 29869663680.

The previous prime is 56016222601. The next prime is 56016222629. The reversal of 56016222615 is 51622261065.

56016222615 is a `hidden beast` number, since 5 + 6 + 0 + 1 + 622 + 26 + 1 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (56016222601) and next prime (56016222629).

It is not a de Polignac number, because 56016222615 - 2¹² = 56016218519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56016222615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128205 + ... + 358425.

It is an arithmetic number, because the mean of its divisors is an integer number (4046381872).

Almost surely, 2^56016222615 is an apocalyptic number.

56016222615 is a deficient number, since it is larger than the sum of its proper divisors (41096942313).

56016222615 is a wasteful number, since it uses less digits than its factorization.

56016222615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235639 (or 235636 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

It can be divided in two parts, 56016 and 222615, that added together give a triangular number (278631 = T₇₄₆).

The spelling of 56016222615 in words is "fifty-six billion, sixteen million, two hundred twenty-two thousand, six hundred fifteen".