5661560236536 has 64 divisors (see below), whose sum is σ = 16151598295200. Its totient is φ = 1836181695744.

The previous prime is 5661560236529. The next prime is 5661560236559. The reversal of 5661560236536 is 6356320651665.

5661560236536 is a `hidden beast` number, since 5 + 6 + 6 + 1 + 560 + 23 + 6 + 53 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 354193725 + ... + 354209708.

Almost surely, 2^{5661560236536} is an apocalyptic number.

It is an amenable number.

5661560236536 is an abundant number, since it is smaller than the sum of its proper divisors (10490038058664).

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

5661560236536 is a wasteful number, since it uses less digits than its factorization.

5661560236536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708403485 (or 708403475 counting only the distinct ones).

The product of its (nonzero) digits is 17496000, while the sum is 54.

The spelling of 5661560236536 in words is "five trillion, six hundred sixty-one billion, five hundred sixty million, two hundred thirty-six thousand, five hundred thirty-six".