50510555050500 has 288 divisors, whose sum is σ = 163765850408160. Its totient is φ = 13096208563200.

The previous prime is 50510555050493. The next prime is 50510555050513. The reversal of 50510555050500 is 505055501505.

It is a happy number.

50510555050500 is a `hidden beast` number, since 5 + 0 + 5 + 1 + 0 + 5 + 550 + 50 + 50 + 0 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 33656311576836 + 16854243473664 = 5801406^2 + 4105392^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 237822354 + ... + 238034646.

Almost surely, 2^{50510555050500} is an apocalyptic number.

50510555050500 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 50510555050500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81882925204080).

50510555050500 is an abundant number, since it is smaller than the sum of its proper divisors (113255295357660).

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

50510555050500 is a wasteful number, since it uses less digits than its factorization.

50510555050500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213784 (or 213769 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 50510555050500 in words is "fifty trillion, five hundred ten billion, five hundred fifty-five million, fifty thousand, five hundred".