50868864263 has 6 divisors (see below), whose sum is σ = 59173985016. Its totient is φ = 43601883612.

The previous prime is 50868864259. The next prime is 50868864283. The reversal of 50868864263 is 36246886805.

It is not a de Polignac number, because 50868864263 - 2² = 50868864259 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50868864199 and 50868864208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50868864283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 519069995 + ... + 519070092.

It is an arithmetic number, because the mean of its divisors is an integer number (9862330836).

Almost surely, 2^50868864263 is an apocalyptic number.

50868864263 is a deficient number, since it is larger than the sum of its proper divisors (8305120753).

50868864263 is a wasteful number, since it uses less digits than its factorization.

50868864263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038140101 (or 1038140094 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 56.

The spelling of 50868864263 in words is "fifty billion, eight hundred sixty-eight million, eight hundred sixty-four thousand, two hundred sixty-three".