50521211166 has 32 divisors (see below), whose sum is σ = 106395926400. Its totient is φ = 15948744480.

The previous prime is 50521211149. The next prime is 50521211171. The reversal of 50521211166 is 66111212505.

It is a congruent number.

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, 276565 + ... + 421343.

It is an arithmetic number, because the mean of its divisors is an integer number (3324872700).

Almost surely, 2^50521211166 is an apocalyptic number.

50521211166 is an abundant number, since it is smaller than the sum of its proper divisors (55874715234).

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

50521211166 is a wasteful number, since it uses less digits than its factorization.

50521211166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147864.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 50521211166 in words is "fifty billion, five hundred twenty-one million, two hundred eleven thousand, one hundred sixty-six".