50580864 has 144 divisors (see below), whose sum is σ = 153988380. Its totient is φ = 15932928.

The previous prime is 50580863. The next prime is 50580911. The reversal of 50580864 is 46808505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

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 (50580863) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 609367 + ... + 609449.

Almost surely, 2^50580864 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 50580864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76994190).

50580864 is an abundant number, since it is smaller than the sum of its proper divisors (103407516).

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

50580864 is a wasteful number, since it uses less digits than its factorization.

50580864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 50580864 is about 7112.0224971523. The cubic root of 50580864 is about 369.8242749681.

The spelling of 50580864 in words is "fifty million, five hundred eighty thousand, eight hundred sixty-four".