117221118615552 has 336 divisors, whose sum is σ = 364224122004960. Its totient is φ = 33434490765312.

The previous prime is 117221118615493. The next prime is 117221118615569. The reversal of 117221118615552 is 255516811122711.

It is a tau number, because it is divible by the number of its divisors (336).

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

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 706796574 + ... + 706962402.

It is an arithmetic number, because the mean of its divisors is an integer number (1084000363110).

Almost surely, 2^{117221118615552} is an apocalyptic number.

117221118615552 is a gapful number since it is divisible by the number (12) 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 117221118615552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182112061002480).

117221118615552 is an abundant number, since it is smaller than the sum of its proper divisors (247003003389408).

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

117221118615552 is an equidigital number, since it uses as much as digits as its factorization.

117221118615552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166459 (or 166428 counting only the distinct ones).

The product of its digits is 336000, while the sum is 48.

The spelling of 117221118615552 in words is "one hundred seventeen trillion, two hundred twenty-one billion, one hundred eighteen million, six hundred fifteen thousand, five hundred fifty-two".