118357821914 has 8 divisors (see below), whose sum is σ = 177562888500. Its totient is φ = 59170192416.

The previous prime is 118357821851. The next prime is 118357821919. The reversal of 118357821914 is 419128753811.

It can be written as a sum of positive squares in 2 ways, for example, as 105615250225 + 12742571689 = 324985^2 + 112883^2 .

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

It is a super-2 number, since 2×118357821914² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (118357821919) 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, 4342289 + ... + 4369460.

Almost surely, 2^118357821914 is an apocalyptic number.

118357821914 is a deficient number, since it is larger than the sum of its proper divisors (59205066586).

118357821914 is an equidigital number, since it uses as much as digits as its factorization.

118357821914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8718544.

The product of its digits is 483840, while the sum is 50.

The spelling of 118357821914 in words is "one hundred eighteen billion, three hundred fifty-seven million, eight hundred twenty-one thousand, nine hundred fourteen".