652223162431 has 4 divisors (see below), whose sum is σ = 652229971312. Its totient is φ = 652216353552.

The previous prime is 652223162429. The next prime is 652223162449. The reversal of 652223162431 is 134261322256.

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

It is a cyclic number.

It is not a de Polignac number, because 652223162431 - 2¹ = 652223162429 is a prime.

It is a super-2 number, since 2×652223162431² (a number of 24 digits) contains 22 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 (652223162411) 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, 3258675 + ... + 3453028.

It is an arithmetic number, because the mean of its divisors is an integer number (163057492828).

Almost surely, 2^652223162431 is an apocalyptic number.

652223162431 is a deficient number, since it is larger than the sum of its proper divisors (6808881).

652223162431 is an equidigital number, since it uses as much as digits as its factorization.

652223162431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6808880.

The product of its digits is 103680, while the sum is 37.

Adding to 652223162431 its reverse (134261322256), we get a palindrome (786484484687).

The spelling of 652223162431 in words is "six hundred fifty-two billion, two hundred twenty-three million, one hundred sixty-two thousand, four hundred thirty-one".