23626648620 has 120 divisors (see below), whose sum is σ = 78477626304. Its totient is φ = 5929818624.

The previous prime is 23626648613. The next prime is 23626648651. The reversal of 23626648620 is 2684662632.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 401412 + ... + 456491.

Almost surely, 2^23626648620 is an apocalyptic number.

23626648620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23626648620 is an abundant number, since it is smaller than the sum of its proper divisors (54850977684).

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

23626648620 is a wasteful number, since it uses less digits than its factorization.

23626648620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857941 (or 857930 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 23626648620 in words is "twenty-three billion, six hundred twenty-six million, six hundred forty-eight thousand, six hundred twenty".