50500500 has 96 divisors (see below), whose sum is σ = 148756608. Its totient is φ = 13312000.

The previous prime is 50500493. The next prime is 50500511. The reversal of 50500500 is 500505.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 50500500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196372 + ... + 196628.

It is an arithmetic number, because the mean of its divisors is an integer number (1549548).

Almost surely, 2^50500500 is an apocalyptic number.

50500500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50500500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74378304).

50500500 is an abundant number, since it is smaller than the sum of its proper divisors (98256108).

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

50500500 is a wasteful number, since it uses less digits than its factorization.

50500500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 15.

The square root of 50500500 is about 7106.3703815661. The cubic root of 50500500 is about 369.6283094730.

The spelling of 50500500 in words is "fifty million, five hundred thousand, five hundred".