50859851154 has 24 divisors (see below), whose sum is σ = 118327001328. Its totient is φ = 14531385960.

The previous prime is 50859851137. The next prime is 50859851173. The reversal of 50859851154 is 45115895805.

It is a junction number, because it is equal to n+sod(n) for n = 50859851097 and 50859851106.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86496052 + ... + 86496639.

It is an arithmetic number, because the mean of its divisors is an integer number (4930291722).

Almost surely, 2^50859851154 is an apocalyptic number.

50859851154 is an abundant number, since it is smaller than the sum of its proper divisors (67467150174).

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

50859851154 is a wasteful number, since it uses less digits than its factorization.

50859851154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172992710 (or 172992703 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 51.

The spelling of 50859851154 in words is "fifty billion, eight hundred fifty-nine million, eight hundred fifty-one thousand, one hundred fifty-four".