23916620320 has 24 divisors (see below), whose sum is σ = 56503015884. Its totient is φ = 9566648064.

The previous prime is 23916620309. The next prime is 23916620341. The reversal of 23916620320 is 2302661932.

It can be written as a sum of positive squares in 2 ways, for example, as 23300190736 + 616429584 = 152644^2 + 24828^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74739279 + ... + 74739598.

Almost surely, 2^23916620320 is an apocalyptic number.

23916620320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23916620320 is an abundant number, since it is smaller than the sum of its proper divisors (32586395564).

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

23916620320 is a wasteful number, since it uses less digits than its factorization.

23916620320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149478892 (or 149478884 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 23916620320 in words is "twenty-three billion, nine hundred sixteen million, six hundred twenty thousand, three hundred twenty".