118854857646454 has 4 divisors (see below), whose sum is σ = 178282286469684. Its totient is φ = 59427428823226.

The previous prime is 118854857646439. The next prime is 118854857646463. The reversal of 118854857646454 is 454646758458811.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29713714411612 + ... + 29713714411615.

It is an arithmetic number, because the mean of its divisors is an integer number (44570571617421).

Almost surely, 2^{118854857646454} is an apocalyptic number.

118854857646454 is a deficient number, since it is larger than the sum of its proper divisors (59427428823230).

118854857646454 is an equidigital number, since it uses as much as digits as its factorization.

118854857646454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59427428823229.

The product of its digits is 4128768000, while the sum is 76.

The spelling of 118854857646454 in words is "one hundred eighteen trillion, eight hundred fifty-four billion, eight hundred fifty-seven million, six hundred forty-six thousand, four hundred fifty-four".