50215166562 has 64 divisors (see below), whose sum is σ = 112944222720. Its totient is φ = 14753808000.

The previous prime is 50215166539. The next prime is 50215166591. The reversal of 50215166562 is 26566151205.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 50215166562.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195937 + ... + 372587.

It is an arithmetic number, because the mean of its divisors is an integer number (1764753480).

Almost surely, 2^50215166562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50215166562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56472111360).

50215166562 is an abundant number, since it is smaller than the sum of its proper divisors (62729056158).

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

50215166562 is a wasteful number, since it uses less digits than its factorization.

50215166562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176799.

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 50215166562 in words is "fifty billion, two hundred fifteen million, one hundred sixty-six thousand, five hundred sixty-two".