652426512634 has 16 divisors (see below), whose sum is σ = 1064784907368. Its totient is φ = 298015598592.

The previous prime is 652426512559. The next prime is 652426512641. The reversal of 652426512634 is 436215624256.

It can be written as a sum of positive squares in 4 ways, for example, as 281244605625 + 371181907009 = 530325^2 + 609247^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129344527 + ... + 129349570.

Almost surely, 2^652426512634 is an apocalyptic number.

652426512634 is a deficient number, since it is larger than the sum of its proper divisors (412358394734).

652426512634 is a wasteful number, since it uses less digits than its factorization.

652426512634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258694209.

The product of its digits is 2073600, while the sum is 46.

The spelling of 652426512634 in words is "six hundred fifty-two billion, four hundred twenty-six million, five hundred twelve thousand, six hundred thirty-four".