50165564 has 24 divisors (see below), whose sum is σ = 91314048. Its totient is φ = 24088320.

The previous prime is 50165561. The next prime is 50165569. The reversal of 50165564 is 46556105.

It is a super-2 number, since 2×50165564² = 5033167622876192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50165564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50165561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15512 + ... + 18464.

It is an arithmetic number, because the mean of its divisors is an integer number (3804752).

Almost surely, 2^50165564 is an apocalyptic number.

It is an amenable number.

50165564 is a deficient number, since it is larger than the sum of its proper divisors (41148484).

50165564 is a wasteful number, since it uses less digits than its factorization.

50165564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125 (or 3123 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 50165564 is about 7082.7652791830. The cubic root of 50165564 is about 368.8093305281.

The spelling of 50165564 in words is "fifty million, one hundred sixty-five thousand, five hundred sixty-four".