53560772665 has 16 divisors (see below), whose sum is σ = 68149566720. Its totient is φ = 40297115520.

The previous prime is 53560772641. The next prime is 53560772689. The reversal of 53560772665 is 56627706535.

It is an interprime number because it is at equal distance from previous prime (53560772641) and next prime (53560772689).

It is not a de Polignac number, because 53560772665 - 2¹¹ = 53560770617 is a prime.

It is a super-2 number, since 2×53560772665² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2044641 + ... + 2070670.

It is an arithmetic number, because the mean of its divisors is an integer number (4259347920).

Almost surely, 2^53560772665 is an apocalyptic number.

It is an amenable number.

53560772665 is a deficient number, since it is larger than the sum of its proper divisors (14588794055).

53560772665 is a wasteful number, since it uses less digits than its factorization.

53560772665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115472.

The product of its (nonzero) digits is 7938000, while the sum is 52.

The spelling of 53560772665 in words is "fifty-three billion, five hundred sixty million, seven hundred seventy-two thousand, six hundred sixty-five".