652996513491 has 24 divisors (see below), whose sum is σ = 1045482246144. Its totient is φ = 361104060240.

The previous prime is 652996513483. The next prime is 652996513517. The reversal of 652996513491 is 194315699256.

It is not a de Polignac number, because 652996513491 - 2³ = 652996513483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652996513991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71643075 + ... + 71652188.

It is an arithmetic number, because the mean of its divisors is an integer number (43561760256).

Almost surely, 2^652996513491 is an apocalyptic number.

652996513491 is a deficient number, since it is larger than the sum of its proper divisors (392485732653).

652996513491 is a wasteful number, since it uses less digits than its factorization.

652996513491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143295311 (or 143295304 counting only the distinct ones).

The product of its digits is 15746400, while the sum is 60.

It can be divided in two parts, 6529965 and 13491, that added together give a palindrome (6543456).

The spelling of 652996513491 in words is "six hundred fifty-two billion, nine hundred ninety-six million, five hundred thirteen thousand, four hundred ninety-one".