5665165506501 has 16 divisors (see below), whose sum is σ = 7696690277760. Its totient is φ = 3705220284480.

The previous prime is 5665165506443. The next prime is 5665165506521. The reversal of 5665165506501 is 1056055615665.

It is not a de Polignac number, because 5665165506501 - 2⁶ = 5665165506437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665165506521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573480 + ... + 3414558.

It is an arithmetic number, because the mean of its divisors is an integer number (481043142360).

Almost surely, 2^{5665165506501} is an apocalyptic number.

It is an amenable number.

5665165506501 is a deficient number, since it is larger than the sum of its proper divisors (2031524771259).

5665165506501 is a wasteful number, since it uses less digits than its factorization.

5665165506501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853676.

The product of its (nonzero) digits is 4050000, while the sum is 51.

The spelling of 5665165506501 in words is "five trillion, six hundred sixty-five billion, one hundred sixty-five million, five hundred six thousand, five hundred one".