6565160056551 has 16 divisors (see below), whose sum is σ = 8758530522624. Its totient is φ = 4374282173184.

The previous prime is 6565160056513. The next prime is 6565160056633. The reversal of 6565160056551 is 1556500615656.

It is not a de Polignac number, because 6565160056551 - 2⁷ = 6565160056423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6565160056494 and 6565160056503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6565160056451) 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, 39545820 + ... + 39711486.

It is an arithmetic number, because the mean of its divisors is an integer number (547408157664).

Almost surely, 2^{6565160056551} is an apocalyptic number.

6565160056551 is a deficient number, since it is larger than the sum of its proper divisors (2193370466073).

6565160056551 is a wasteful number, since it uses less digits than its factorization.

6565160056551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173110.

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

The spelling of 6565160056551 in words is "six trillion, five hundred sixty-five billion, one hundred sixty million, fifty-six thousand, five hundred fifty-one".