652490807399 has 4 divisors (see below), whose sum is σ = 652929605664. Its totient is φ = 652052009136.

The previous prime is 652490807347. The next prime is 652490807471. The reversal of 652490807399 is 993708094256.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652490807399 is a prime.

It is a super-3 number, since 3×652490807399³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652490807699) 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, 219396902 + ... + 219399875.

It is an arithmetic number, because the mean of its divisors is an integer number (163232401416).

Almost surely, 2^652490807399 is an apocalyptic number.

652490807399 is a deficient number, since it is larger than the sum of its proper divisors (438798265).

652490807399 is a wasteful number, since it uses less digits than its factorization.

652490807399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438798264.

The product of its (nonzero) digits is 29393280, while the sum is 62.

The spelling of 652490807399 in words is "six hundred fifty-two billion, four hundred ninety million, eight hundred seven thousand, three hundred ninety-nine".