117165312000 has 1536 divisors, whose sum is σ = 500426035200. Its totient is φ = 26763264000.

The previous prime is 117165311981. The next prime is 117165312001. The reversal of 117165312000 is 213561711.

117165312000 is a `hidden beast` number, since 1 + 1 + 7 + 1 + 653 + 1 + 2 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1536).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117165312001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1748735967 + ... + 1748736033.

It is an arithmetic number, because the mean of its divisors is an integer number (325798200).

Almost surely, 2^117165312000 is an apocalyptic number.

117165312000 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 117165312000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250213017600).

117165312000 is an abundant number, since it is smaller than the sum of its proper divisors (383260723200).

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

117165312000 is a wasteful number, since it uses less digits than its factorization.

117165312000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 111 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

Adding to 117165312000 its reverse (213561711), we get a palindrome (117378873711).

The spelling of 117165312000 in words is "one hundred seventeen billion, one hundred sixty-five million, three hundred twelve thousand".