1179801414918 has 48 divisors (see below), whose sum is σ = 2947266275616. Its totient is φ = 334103051520.

The previous prime is 1179801414881. The next prime is 1179801414931. The reversal of 1179801414918 is 8194141089711.

It is a happy number.

1179801414918 is a `hidden beast` number, since 1 + 1 + 7 + 9 + 8 + 0 + 141 + 491 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41417193 + ... + 41445668.

It is an arithmetic number, because the mean of its divisors is an integer number (61401380742).

Almost surely, 2^{1179801414918} is an apocalyptic number.

1179801414918 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1179801414918 is an abundant number, since it is smaller than the sum of its proper divisors (1767464860698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1179801414918 is a wasteful number, since it uses less digits than its factorization.

1179801414918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82862989 (or 82862986 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 54.

The spelling of 1179801414918 in words is "one trillion, one hundred seventy-nine billion, eight hundred one million, four hundred fourteen thousand, nine hundred eighteen".