52561710612563 has 16 divisors (see below), whose sum is σ = 52841449059840. Its totient is φ = 52282620218400.

The previous prime is 52561710612517. The next prime is 52561710612617. The reversal of 52561710612563 is 36521601716525.

It is a cyclic number.

It is not a de Polignac number, because 52561710612563 - 2²⁸ = 52561442177107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52561710312563) 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, 1518800006 + ... + 1518834612.

It is an arithmetic number, because the mean of its divisors is an integer number (3302590566240).

Almost surely, 2^{52561710612563} is an apocalyptic number.

52561710612563 is a deficient number, since it is larger than the sum of its proper divisors (279738447277).

52561710612563 is a wasteful number, since it uses less digits than its factorization.

52561710612563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43738.

The product of its (nonzero) digits is 2268000, while the sum is 50.

The spelling of 52561710612563 in words is "fifty-two trillion, five hundred sixty-one billion, seven hundred ten million, six hundred twelve thousand, five hundred sixty-three".