63023942856 has 64 divisors (see below), whose sum is σ = 189545702400. Its totient is φ = 17059111488.

The previous prime is 63023942831. The next prime is 63023942893. The reversal of 63023942856 is 65824932036.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9868980 + ... + 9875363.

It is an arithmetic number, because the mean of its divisors is an integer number (2961651600).

Almost surely, 2^63023942856 is an apocalyptic number.

It is an amenable number.

63023942856 is an abundant number, since it is smaller than the sum of its proper divisors (126521759544).

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

63023942856 is a wasteful number, since it uses less digits than its factorization.

63023942856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19744378 (or 19744374 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 63023942856 in words is "sixty-three billion, twenty-three million, nine hundred forty-two thousand, eight hundred fifty-six".