117651250000 has 80 divisors (see below), whose sum is σ = 284938918992. Its totient is φ = 47060000000.

The previous prime is 117651249979. The next prime is 117651250049. The reversal of 117651250000 is 52156711.

It can be written as a sum of positive squares in 8 ways, for example, as 84113920576 + 33537329424 = 290024^2 + 183132^2 .

It is a tau number, because it is divible by the number of its divisors (80).

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, 1202940 + ... + 1297060.

Almost surely, 2^117651250000 is an apocalyptic number.

117651250000 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 117651250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142469459496).

117651250000 is an abundant number, since it is smaller than the sum of its proper divisors (167287668992).

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

117651250000 is an frugal number, since it uses more digits than its factorization.

117651250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94164 (or 94128 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The spelling of 117651250000 in words is "one hundred seventeen billion, six hundred fifty-one million, two hundred fifty thousand".