117255645100 has 36 divisors (see below), whose sum is σ = 277576093368. Its totient is φ = 42638416000.

The previous prime is 117255645097. The next prime is 117255645109. The reversal of 117255645100 is 1546552711.

It is a self number, because there is not a number n which added to its sum of digits gives 117255645100.

It is not an unprimeable number, because it can be changed into a prime (117255645109) 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, 53296921 + ... + 53299120.

It is an arithmetic number, because the mean of its divisors is an integer number (7710447038).

Almost surely, 2^117255645100 is an apocalyptic number.

117255645100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117255645100 is an abundant number, since it is smaller than the sum of its proper divisors (160320448268).

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

117255645100 is a wasteful number, since it uses less digits than its factorization.

117255645100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106596066 (or 106596059 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 37.

The spelling of 117255645100 in words is "one hundred seventeen billion, two hundred fifty-five million, six hundred forty-five thousand, one hundred".