23430582856 has 8 divisors (see below), whose sum is σ = 43932342870. Its totient is φ = 11715291424.

The previous prime is 23430582827. The next prime is 23430582899. The reversal of 23430582856 is 65828503432.

It can be written as a sum of positive squares in only one way, i.e., 22161085956 + 1269496900 = 148866^2 + 35630^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×23430582856² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1464411421 + ... + 1464411436.

Almost surely, 2^23430582856 is an apocalyptic number.

It is an amenable number.

23430582856 is a deficient number, since it is larger than the sum of its proper divisors (20501760014).

23430582856 is a wasteful number, since it uses less digits than its factorization.

23430582856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928822863 (or 2928822859 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 23430582856 in words is "twenty-three billion, four hundred thirty million, five hundred eighty-two thousand, eight hundred fifty-six".