100508255000 has 80 divisors (see below), whose sum is σ = 235645725480. Its totient is φ = 40176864000.

The previous prime is 100508254999. The next prime is 100508255009. The reversal of 100508255000 is 552805001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100508255009) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8759267 + ... + 8770733.

Almost surely, 2^100508255000 is an apocalyptic number.

100508255000 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 100508255000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117822862740).

100508255000 is an abundant number, since it is smaller than the sum of its proper divisors (135137470480).

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

100508255000 is a wasteful number, since it uses less digits than its factorization.

100508255000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13246 (or 13227 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The spelling of 100508255000 in words is "one hundred billion, five hundred eight million, two hundred fifty-five thousand".