23828861956 has 27 divisors (see below), whose sum is σ = 42278318229. Its totient is φ = 11751574848.

The previous prime is 23828861939. The next prime is 23828861981. The reversal of 23828861956 is 65916882832.

The square root of 23828861956 is 154366.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 22293476100 + 1535385856 = 149310^2 + 39184^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23828861956.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 24389340 + ... + 24390316.

Almost surely, 2^23828861956 is an apocalyptic number.

23828861956 is the 154366-th square number.

It is an amenable number.

23828861956 is a deficient number, since it is larger than the sum of its proper divisors (18449456273).

23828861956 is an frugal number, since it uses more digits than its factorization.

23828861956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116 (or 1058 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 58.

The spelling of 23828861956 in words is "twenty-three billion, eight hundred twenty-eight million, eight hundred sixty-one thousand, nine hundred fifty-six".