100550500050000 has 960 divisors, whose sum is σ = 435925966952448. Its totient is φ = 19286380800000.

The previous prime is 100550500049953. The next prime is 100550500050017. The reversal of 100550500050000 is 50005055001.

It is a super-2 number, since 2×100550500050000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 149815167 + ... + 150484833.

Almost surely, 2^{100550500050000} is an apocalyptic number.

100550500050000 is a gapful number since it is divisible by the number (10) 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 100550500050000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217962983476224).

100550500050000 is an abundant number, since it is smaller than the sum of its proper divisors (335375466902448).

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

100550500050000 is a wasteful number, since it uses less digits than its factorization.

100550500050000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669734 (or 669708 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 21.

The spelling of 100550500050000 in words is "one hundred trillion, five hundred fifty billion, five hundred million, fifty thousand".