117786108100 has 36 divisors (see below), whose sum is σ = 255846906000. Its totient is φ = 47068166560.

The previous prime is 117786108091. The next prime is 117786108109. The reversal of 117786108100 is 1801687711.

It is an interprime number because it is at equal distance from previous prime (117786108091) and next prime (117786108109).

It is a super-2 number, since 2×117786108100² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117786108109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476050 + ... + 679849.

It is an arithmetic number, because the mean of its divisors is an integer number (7106858500).

Almost surely, 2^117786108100 is an apocalyptic number.

117786108100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117786108100 is an abundant number, since it is smaller than the sum of its proper divisors (138060797900).

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

117786108100 is a wasteful number, since it uses less digits than its factorization.

117786108100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156932 (or 1156925 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 40.

The spelling of 117786108100 in words is "one hundred seventeen billion, seven hundred eighty-six million, one hundred eight thousand, one hundred".