565212423252 has 12 divisors (see below), whose sum is σ = 1318828987616. Its totient is φ = 188404141080.

The previous prime is 565212423221. The next prime is 565212423257. The reversal of 565212423252 is 252324212565.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 565212423252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565212423257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23550517624 + ... + 23550517647.

Almost surely, 2^565212423252 is an apocalyptic number.

It is an amenable number.

565212423252 is an abundant number, since it is smaller than the sum of its proper divisors (753616564364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565212423252 is a wasteful number, since it uses less digits than its factorization.

565212423252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47101035278 (or 47101035276 counting only the distinct ones).

The product of its digits is 288000, while the sum is 39.

The spelling of 565212423252 in words is "five hundred sixty-five billion, two hundred twelve million, four hundred twenty-three thousand, two hundred fifty-two".