117453140640 has 768 divisors, whose sum is σ = 460033136640. Its totient is φ = 27749744640.

The previous prime is 117453140611. The next prime is 117453140653. The reversal of 117453140640 is 46041354711.

117453140640 is a `hidden beast` number, since 1 + 1 + 7 + 4 + 5 + 3 + 1 + 4 + 0 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 117453140595 and 117453140604.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 382583367 + ... + 382583673.

It is an arithmetic number, because the mean of its divisors is an integer number (599001480).

Almost surely, 2^117453140640 is an apocalyptic number.

117453140640 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 117453140640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230016568320).

117453140640 is an abundant number, since it is smaller than the sum of its proper divisors (342579996000).

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

117453140640 is a wasteful number, since it uses less digits than its factorization.

117453140640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522 (or 508 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 117453140640 in words is "one hundred seventeen billion, four hundred fifty-three million, one hundred forty thousand, six hundred forty".