50130550 has 24 divisors (see below), whose sum is σ = 98152200. Its totient is φ = 18996480.

The previous prime is 50130497. The next prime is 50130551. The reversal of 50130550 is 5503105.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50130551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25435 + ... + 27334.

It is an arithmetic number, because the mean of its divisors is an integer number (4089675).

Almost surely, 2^50130550 is an apocalyptic number.

50130550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50130550 is a deficient number, since it is larger than the sum of its proper divisors (48021650).

50130550 is a wasteful number, since it uses less digits than its factorization.

50130550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52800 (or 52795 counting only the distinct ones).

The product of its (nonzero) digits is 375, while the sum is 19.

The square root of 50130550 is about 7080.2930730302. The cubic root of 50130550 is about 368.7235047515.

Adding to 50130550 its reverse (5503105), we get a palindrome (55633655).

The spelling of 50130550 in words is "fifty million, one hundred thirty thousand, five hundred fifty".