5665014477666 has 24 divisors (see below), whose sum is σ = 12275030252160. Its totient is φ = 1888210125816.

The previous prime is 5665014477653. The next prime is 5665014477671. The reversal of 5665014477666 is 6667744105665.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10396410 + ... + 10927733.

It is an arithmetic number, because the mean of its divisors is an integer number (511459593840).

Almost surely, 2^{5665014477666} is an apocalyptic number.

5665014477666 is an abundant number, since it is smaller than the sum of its proper divisors (6610015774494).

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

5665014477666 is a wasteful number, since it uses less digits than its factorization.

5665014477666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21338910 (or 21338907 counting only the distinct ones).

The product of its (nonzero) digits is 152409600, while the sum is 63.

The spelling of 5665014477666 in words is "five trillion, six hundred sixty-five billion, fourteen million, four hundred seventy-seven thousand, six hundred sixty-six".