118121727506 has 16 divisors (see below), whose sum is σ = 177839906400. Its totient is φ = 58842155520.

The previous prime is 118121727481. The next prime is 118121727511. The reversal of 118121727506 is 605727121811.

118121727506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 500045 + ... + 697343.

It is an arithmetic number, because the mean of its divisors is an integer number (11114994150).

Almost surely, 2^118121727506 is an apocalyptic number.

118121727506 is a deficient number, since it is larger than the sum of its proper divisors (59718178894).

118121727506 is a wasteful number, since it uses less digits than its factorization.

118121727506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198409.

The product of its (nonzero) digits is 47040, while the sum is 41.

The spelling of 118121727506 in words is "one hundred eighteen billion, one hundred twenty-one million, seven hundred twenty-seven thousand, five hundred six".