652660534513 has 4 divisors (see below), whose sum is σ = 702865191028. Its totient is φ = 602455878000.

The previous prime is 652660534511. The next prime is 652660534541. The reversal of 652660534513 is 315435066256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 294749096464 + 357911438049 = 542908^2 + 598257^2 .

It is a cyclic number.

It is not a de Polignac number, because 652660534513 - 2¹ = 652660534511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652660534511) 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, 25102328238 + ... + 25102328263.

It is an arithmetic number, because the mean of its divisors is an integer number (175716297757).

Almost surely, 2^652660534513 is an apocalyptic number.

It is an amenable number.

652660534513 is a deficient number, since it is larger than the sum of its proper divisors (50204656515).

652660534513 is a wasteful number, since it uses less digits than its factorization.

652660534513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50204656514.

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 652660534513 in words is "six hundred fifty-two billion, six hundred sixty million, five hundred thirty-four thousand, five hundred thirteen".