652499679129 has 16 divisors (see below), whose sum is σ = 876380311872. Its totient is φ = 431819071488.

The previous prime is 652499679113. The next prime is 652499679179. The reversal of 652499679129 is 921976994256.

It is not a de Polignac number, because 652499679129 - 2⁴ = 652499679113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652499679179) 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, 936184 + ... + 1476969.

It is an arithmetic number, because the mean of its divisors is an integer number (54773769492).

Almost surely, 2^652499679129 is an apocalyptic number.

It is an amenable number.

652499679129 is a deficient number, since it is larger than the sum of its proper divisors (223880632743).

652499679129 is a wasteful number, since it uses less digits than its factorization.

652499679129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2413816.

The product of its digits is 132269760, while the sum is 69.

The spelling of 652499679129 in words is "six hundred fifty-two billion, four hundred ninety-nine million, six hundred seventy-nine thousand, one hundred twenty-nine".