50509680 has 80 divisors (see below), whose sum is σ = 168635040. Its totient is φ = 12432384.

The previous prime is 50509639. The next prime is 50509687. The reversal of 50509680 is 8690505.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50509687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4975 + ... + 11214.

It is an arithmetic number, because the mean of its divisors is an integer number (2107938).

Almost surely, 2^50509680 is an apocalyptic number.

It is an amenable number.

50509680 is an abundant number, since it is smaller than the sum of its proper divisors (118125360).

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

50509680 is a wasteful number, since it uses less digits than its factorization.

50509680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16218 (or 16212 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 50509680 is about 7107.0162515644. The cubic root of 50509680 is about 369.6507051741.

The spelling of 50509680 in words is "fifty million, five hundred nine thousand, six hundred eighty".