117853402908 has 48 divisors (see below), whose sum is σ = 288234326016. Its totient is φ = 37407923520.

The previous prime is 117853402879. The next prime is 117853402937. The reversal of 117853402908 is 809204358711.

It is an interprime number because it is at equal distance from previous prime (117853402879) and next prime (117853402937).

It is a super-4 number, since 4×117853402908⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 895863 + ... + 1018958.

It is an arithmetic number, because the mean of its divisors is an integer number (6004881792).

Almost surely, 2^117853402908 is an apocalyptic number.

It is an amenable number.

117853402908 is an abundant number, since it is smaller than the sum of its proper divisors (170380923108).

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

117853402908 is a wasteful number, since it uses less digits than its factorization.

117853402908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1915074 (or 1915072 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 48.

The spelling of 117853402908 in words is "one hundred seventeen billion, eight hundred fifty-three million, four hundred two thousand, nine hundred eight".