1173934420018 has 32 divisors (see below), whose sum is σ = 1849158979200. Its totient is φ = 558163208064.

The previous prime is 1173934419929. The next prime is 1173934420037. The reversal of 1173934420018 is 8100244393711.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23006838 + ... + 23057806.

It is an arithmetic number, because the mean of its divisors is an integer number (57786218100).

Almost surely, 2^{1173934420018} is an apocalyptic number.

1173934420018 is a deficient number, since it is larger than the sum of its proper divisors (675224559182).

1173934420018 is a wasteful number, since it uses less digits than its factorization.

1173934420018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56994.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 1173934420018 in words is "one trillion, one hundred seventy-three billion, nine hundred thirty-four million, four hundred twenty thousand, eighteen".