117156443712 has 168 divisors, whose sum is σ = 389392411968. Its totient is φ = 30430202880.

The previous prime is 117156443711. The next prime is 117156443713. The reversal of 117156443712 is 217344651711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (117156443711) and next prime (117156443713).

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (117156443711) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197583 + ... + 522830.

It is an arithmetic number, because the mean of its divisors is an integer number (2317811976).

Almost surely, 2^117156443712 is an apocalyptic number.

117156443712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117156443712 is an abundant number, since it is smaller than the sum of its proper divisors (272235968256).

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

117156443712 is a wasteful number, since it uses less digits than its factorization.

117156443712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720457 (or 720436 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The spelling of 117156443712 in words is "one hundred seventeen billion, one hundred fifty-six million, four hundred forty-three thousand, seven hundred twelve".