118418642498 has 16 divisors (see below), whose sum is σ = 192360329280. Its totient is φ = 54349422096.

The previous prime is 118418642443. The next prime is 118418642509. The reversal of 118418642498 is 894246814811.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12717590 + ... + 12726897.

It is an arithmetic number, because the mean of its divisors is an integer number (12022520580).

Almost surely, 2^118418642498 is an apocalyptic number.

118418642498 is a deficient number, since it is larger than the sum of its proper divisors (73941686782).

118418642498 is a wasteful number, since it uses less digits than its factorization.

118418642498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25444681.

The product of its digits is 3538944, while the sum is 56.

The spelling of 118418642498 in words is "one hundred eighteen billion, four hundred eighteen million, six hundred forty-two thousand, four hundred ninety-eight".