5661610201056 has 48 divisors (see below), whose sum is σ = 14863150635984. Its totient is φ = 1887022593024.

The previous prime is 5661610201007. The next prime is 5661610201069. The reversal of 5661610201056 is 6501020161665.

It is a tau number, because it is divible by the number of its divisors (48).

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, 1816015 + ... + 3823758.

It is an arithmetic number, because the mean of its divisors is an integer number (309648971583).

Almost surely, 2^{5661610201056} is an apocalyptic number.

It is an amenable number.

5661610201056 is an abundant number, since it is smaller than the sum of its proper divisors (9201540434928).

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

5661610201056 is a wasteful number, since it uses less digits than its factorization.

5661610201056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5650243 (or 5650235 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 5661610201056 in words is "five trillion, six hundred sixty-one billion, six hundred ten million, two hundred one thousand, fifty-six".