118236454971 has 8 divisors (see below), whose sum is σ = 159094924560. Its totient is φ = 78101144352.

The previous prime is 118236454961. The next prime is 118236455011. The reversal of 118236454971 is 179454632811.

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

It is not a de Polignac number, because 118236454971 - 2⁹ = 118236454459 is a prime.

It is a super-2 number, since 2×118236454971² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118236454901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180789360 + ... + 180790013.

It is an arithmetic number, because the mean of its divisors is an integer number (19886865570).

Almost surely, 2^118236454971 is an apocalyptic number.

118236454971 is a deficient number, since it is larger than the sum of its proper divisors (40858469589).

118236454971 is a wasteful number, since it uses less digits than its factorization.

118236454971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361579485.

The product of its digits is 1451520, while the sum is 51.

The spelling of 118236454971 in words is "one hundred eighteen billion, two hundred thirty-six million, four hundred fifty-four thousand, nine hundred seventy-one".