117472171654 has 8 divisors (see below), whose sum is σ = 176680666800. Its totient is φ = 58578616056.

The previous prime is 117472171651. The next prime is 117472171681. The reversal of 117472171654 is 456171274711.

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

It is a super-2 number, since 2×117472171654² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117472171651) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 78733954 + ... + 78735445.

It is an arithmetic number, because the mean of its divisors is an integer number (22085083350).

Almost surely, 2^117472171654 is an apocalyptic number.

117472171654 is a deficient number, since it is larger than the sum of its proper divisors (59208495146).

117472171654 is a wasteful number, since it uses less digits than its factorization.

117472171654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157469774.

The product of its digits is 329280, while the sum is 46.

The spelling of 117472171654 in words is "one hundred seventeen billion, four hundred seventy-two million, one hundred seventy-one thousand, six hundred fifty-four".