653422464624 has 20 divisors (see below), whose sum is σ = 1688008033736. Its totient is φ = 217807488192.

The previous prime is 653422464613. The next prime is 653422464637. The reversal of 653422464624 is 426464224356.

It is a super-2 number, since 2×653422464624² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 13612968013 = 653422464624 / (6 + 5 + 3 + 4 + 2 + 2 + 4 + 6 + 4 + 6 + 2 + 4).

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, 6806483959 + ... + 6806484054.

Almost surely, 2^653422464624 is an apocalyptic number.

It is an amenable number.

653422464624 is an abundant number, since it is smaller than the sum of its proper divisors (1034585569112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

653422464624 is a wasteful number, since it uses less digits than its factorization.

653422464624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13612968024 (or 13612968018 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 48.

The spelling of 653422464624 in words is "six hundred fifty-three billion, four hundred twenty-two million, four hundred sixty-four thousand, six hundred twenty-four".