5661615000612 has 12 divisors (see below), whose sum is σ = 13210435001456. Its totient is φ = 1887205000200.

The previous prime is 5661615000599. The next prime is 5661615000623. The reversal of 5661615000612 is 2160005161665.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235900625014 + ... + 235900625037.

Almost surely, 2^{5661615000612} is an apocalyptic number.

It is an amenable number.

5661615000612 is an abundant number, since it is smaller than the sum of its proper divisors (7548820000844).

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

5661615000612 is a wasteful number, since it uses less digits than its factorization.

5661615000612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471801250058 (or 471801250056 counting only the distinct ones).

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

The spelling of 5661615000612 in words is "five trillion, six hundred sixty-one billion, six hundred fifteen million, six hundred twelve", and thus it is an aban number.