565412630557 has 16 divisors (see below), whose sum is σ = 605044840320. Its totient is φ = 526838040000.

The previous prime is 565412630521. The next prime is 565412630597. The reversal of 565412630557 is 755036214565.

It is a cyclic number.

It is not a de Polignac number, because 565412630557 - 2⁷ = 565412630429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 565412630557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565412630507) 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, 685858 + ... + 1265395.

It is an arithmetic number, because the mean of its divisors is an integer number (37815302520).

Almost surely, 2^565412630557 is an apocalyptic number.

It is an amenable number.

565412630557 is a deficient number, since it is larger than the sum of its proper divisors (39632209763).

565412630557 is a wasteful number, since it uses less digits than its factorization.

565412630557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1951524.

The product of its (nonzero) digits is 3780000, while the sum is 49.

The spelling of 565412630557 in words is "five hundred sixty-five billion, four hundred twelve million, six hundred thirty thousand, five hundred fifty-seven".