2156553313624 has 32 divisors (see below), whose sum is σ = 4309746242400. Its totient is φ = 1008127756800.

The previous prime is 2156553313597. The next prime is 2156553313723. The reversal of 2156553313624 is 4263133556512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52486119 + ... + 52527190.

It is an arithmetic number, because the mean of its divisors is an integer number (134679570075).

Almost surely, 2^{2156553313624} is an apocalyptic number.

It is an amenable number.

2156553313624 is a deficient number, since it is larger than the sum of its proper divisors (2153192928776).

2156553313624 is a wasteful number, since it uses less digits than its factorization.

2156553313624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105013483 (or 105013479 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 46.

The spelling of 2156553313624 in words is "two trillion, one hundred fifty-six billion, five hundred fifty-three million, three hundred thirteen thousand, six hundred twenty-four".