565120421213164 has 24 divisors (see below), whose sum is σ = 1023514116866640. Its totient is φ = 272696412305856.

The previous prime is 565120421213069. The next prime is 565120421213177. The reversal of 565120421213164 is 461312124021565.

It is a super-2 number, since 2×565120421213164² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 565120421213164.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1074224847 + ... + 1074750790.

It is an arithmetic number, because the mean of its divisors is an integer number (42646421536110).

Almost surely, 2^{565120421213164} is an apocalyptic number.

It is an amenable number.

565120421213164 is a deficient number, since it is larger than the sum of its proper divisors (458393695653476).

565120421213164 is a wasteful number, since it uses less digits than its factorization.

565120421213164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148977937 (or 2148977935 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 565120421213164 in words is "five hundred sixty-five trillion, one hundred twenty billion, four hundred twenty-one million, two hundred thirteen thousand, one hundred sixty-four".