652488057797 has 4 divisors (see below), whose sum is σ = 667662198720. Its totient is φ = 637313916876.

The previous prime is 652488057791. The next prime is 652488057817. The reversal of 652488057797 is 797750884256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 652488057797 - 2⁶ = 652488057733 is a prime.

It is a super-3 number, since 3×652488057797³ (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 (652488057791) 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, 7587070397 + ... + 7587070482.

It is an arithmetic number, because the mean of its divisors is an integer number (166915549680).

Almost surely, 2^652488057797 is an apocalyptic number.

It is an amenable number.

652488057797 is a deficient number, since it is larger than the sum of its proper divisors (15174140923).

652488057797 is a wasteful number, since it uses less digits than its factorization.

652488057797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15174140922.

The product of its (nonzero) digits is 237081600, while the sum is 68.

The spelling of 652488057797 in words is "six hundred fifty-two billion, four hundred eighty-eight million, fifty-seven thousand, seven hundred ninety-seven".