50566210164 has 108 divisors (see below), whose sum is σ = 131493686688. Its totient is φ = 16383636000.

The previous prime is 50566210103. The next prime is 50566210169. The reversal of 50566210164 is 46101266505.

It is a super-2 number, since 2×50566210164² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50566210169) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12006019 + ... + 12010229.

It is an arithmetic number, because the mean of its divisors is an integer number (1217534136).

Almost surely, 2^50566210164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50566210164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65746843344).

50566210164 is an abundant number, since it is smaller than the sum of its proper divisors (80927476524).

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

50566210164 is a wasteful number, since it uses less digits than its factorization.

50566210164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 50566210164 its reverse (46101266505), we get a palindrome (96667476669).

The spelling of 50566210164 in words is "fifty billion, five hundred sixty-six million, two hundred ten thousand, one hundred sixty-four".