117578118720 has 224 divisors, whose sum is σ = 379377976320. Its totient is φ = 30847744000.

The previous prime is 117578118701. The next prime is 117578118739. The reversal of 117578118720 is 27811875711.

It is an interprime number because it is at equal distance from previous prime (117578118701) and next prime (117578118739).

It is a super-2 number, since 2×117578118720² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 117578118720.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19996741 + ... + 20002619.

It is an arithmetic number, because the mean of its divisors is an integer number (1693651680).

Almost surely, 2^117578118720 is an apocalyptic number.

117578118720 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 117578118720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189688988160).

117578118720 is an abundant number, since it is smaller than the sum of its proper divisors (261799857600).

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

117578118720 is a wasteful number, since it uses less digits than its factorization.

117578118720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6233 (or 6223 counting only the distinct ones).

The product of its (nonzero) digits is 219520, while the sum is 48.

The spelling of 117578118720 in words is "one hundred seventeen billion, five hundred seventy-eight million, one hundred eighteen thousand, seven hundred twenty".