10234542856 has 8 divisors (see below), whose sum is σ = 19189767870. Its totient is φ = 5117271424.

The previous prime is 10234542823. The next prime is 10234542889. The reversal of 10234542856 is 65824543201.

It is an interprime number because it is at equal distance from previous prime (10234542823) and next prime (10234542889).

It can be written as a sum of positive squares in only one way, i.e., 9407060100 + 827482756 = 96990^2 + 28766^2 .

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

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 as a sum of consecutive naturals, namely, 639658921 + ... + 639658936.

Almost surely, 2^10234542856 is an apocalyptic number.

It is an amenable number.

10234542856 is a deficient number, since it is larger than the sum of its proper divisors (8955225014).

10234542856 is a wasteful number, since it uses less digits than its factorization.

10234542856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279317863 (or 1279317859 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 10234542856 in words is "ten billion, two hundred thirty-four million, five hundred forty-two thousand, eight hundred fifty-six".