69661622424 has 64 divisors (see below), whose sum is σ = 180269568000. Its totient is φ = 22415025024.

The previous prime is 69661622417. The next prime is 69661622453. The reversal of 69661622424 is 42422616696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196074 + ... + 421625.

It is an arithmetic number, because the mean of its divisors is an integer number (2816712000).

Almost surely, 2^69661622424 is an apocalyptic number.

It is an amenable number.

69661622424 is an abundant number, since it is smaller than the sum of its proper divisors (110607945576).

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

69661622424 is a wasteful number, since it uses less digits than its factorization.

69661622424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617872 (or 617868 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 48.

The spelling of 69661622424 in words is "sixty-nine billion, six hundred sixty-one million, six hundred twenty-two thousand, four hundred twenty-four".