652509509422 has 8 divisors (see below), whose sum is σ = 1001526223896. Its totient is φ = 318667434792.

The previous prime is 652509509411. The next prime is 652509509447. The reversal of 652509509422 is 224905905256.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×652509509422² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3793659853 + ... + 3793660024.

It is an arithmetic number, because the mean of its divisors is an integer number (125190777987).

Almost surely, 2^652509509422 is an apocalyptic number.

652509509422 is a deficient number, since it is larger than the sum of its proper divisors (349016714474).

652509509422 is a wasteful number, since it uses less digits than its factorization.

652509509422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7587319922.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The spelling of 652509509422 in words is "six hundred fifty-two billion, five hundred nine million, five hundred nine thousand, four hundred twenty-two".