5655615161556 has 48 divisors (see below), whose sum is σ = 13770385985664. Its totient is φ = 1803214402176.

The previous prime is 5655615161503. The next prime is 5655615161563. The reversal of 5655615161556 is 6551615165565.

It is a super-2 number, since 2×5655615161556² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5655615161496 and 5655615161505.

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, 37869126 + ... + 38018178.

It is an arithmetic number, because the mean of its divisors is an integer number (286883041368).

Almost surely, 2^{5655615161556} is an apocalyptic number.

It is an amenable number.

5655615161556 is an abundant number, since it is smaller than the sum of its proper divisors (8114770824108).

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

5655615161556 is a wasteful number, since it uses less digits than its factorization.

5655615161556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286560 (or 286558 counting only the distinct ones).

The product of its digits is 20250000, while the sum is 57.

The spelling of 5655615161556 in words is "five trillion, six hundred fifty-five billion, six hundred fifteen million, one hundred sixty-one thousand, five hundred fifty-six".