5665165506552 has 64 divisors (see below), whose sum is σ = 14918384880000. Its totient is φ = 1787793081984.

The previous prime is 5665165506521. The next prime is 5665165506569. The reversal of 5665165506552 is 2556055615665.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 5665165506492 and 5665165506501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3512427 + ... + 4864922.

It is an arithmetic number, because the mean of its divisors is an integer number (233099763750).

Almost surely, 2^{5665165506552} is an apocalyptic number.

It is an amenable number.

5665165506552 is an abundant number, since it is smaller than the sum of its proper divisors (9253219373448).

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

5665165506552 is a wasteful number, since it uses less digits than its factorization.

5665165506552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8378860 (or 8378856 counting only the distinct ones).

The product of its (nonzero) digits is 40500000, while the sum is 57.

The spelling of 5665165506552 in words is "five trillion, six hundred sixty-five billion, one hundred sixty-five million, five hundred six thousand, five hundred fifty-two".