5665510506492 has 18 divisors (see below), whose sum is σ = 14321151558168. Its totient is φ = 1888503502152.

The previous prime is 5665510506421. The next prime is 5665510506527. The reversal of 5665510506492 is 2946050155665.

It is a happy number.

5665510506492 is a `hidden beast` number, since 5 + 6 + 65 + 510 + 5 + 0 + 64 + 9 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78687645888 + ... + 78687645959.

Almost surely, 2^{5665510506492} is an apocalyptic number.

It is an amenable number.

5665510506492 is an abundant number, since it is smaller than the sum of its proper divisors (8655641051676).

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

5665510506492 is a wasteful number, since it uses less digits than its factorization.

5665510506492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157375291857 (or 157375291852 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 54.

The spelling of 5665510506492 in words is "five trillion, six hundred sixty-five billion, five hundred ten million, five hundred six thousand, four hundred ninety-two".