117971316454 has 8 divisors (see below), whose sum is σ = 176958715248. Its totient is φ = 58985078040.

The previous prime is 117971316443. The next prime is 117971316457. The reversal of 117971316454 is 454613179711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×117971316454² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117971316398 and 117971316407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117971316457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38524 + ... + 487264.

It is an arithmetic number, because the mean of its divisors is an integer number (22119839406).

Almost surely, 2^117971316454 is an apocalyptic number.

117971316454 is a deficient number, since it is larger than the sum of its proper divisors (58987398794).

117971316454 is a wasteful number, since it uses less digits than its factorization.

117971316454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580190.

The product of its digits is 635040, while the sum is 49.

The spelling of 117971316454 in words is "one hundred seventeen billion, nine hundred seventy-one million, three hundred sixteen thousand, four hundred fifty-four".