23561628424 has 16 divisors (see below), whose sum is σ = 45255567420. Its totient is φ = 11493477120.

The previous prime is 23561628373. The next prime is 23561628437. The reversal of 23561628424 is 42482616532.

It can be written as a sum of positive squares in 2 ways, for example, as 22761756900 + 799871524 = 150870^2 + 28282^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35916789 + ... + 35917444.

Almost surely, 2^23561628424 is an apocalyptic number.

It is an amenable number.

23561628424 is a deficient number, since it is larger than the sum of its proper divisors (21693938996).

23561628424 is a wasteful number, since it uses less digits than its factorization.

23561628424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71834280 (or 71834276 counting only the distinct ones).

The product of its digits is 552960, while the sum is 43.

The spelling of 23561628424 in words is "twenty-three billion, five hundred sixty-one million, six hundred twenty-eight thousand, four hundred twenty-four".