118544507601 has 16 divisors (see below), whose sum is σ = 171168701760. Its totient is φ = 72542917440.

The previous prime is 118544507579. The next prime is 118544507629. The reversal of 118544507601 is 106705445811.

It is not a de Polignac number, because 118544507601 - 2⁵ = 118544507569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118544507651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8483530 + ... + 8497491.

It is an arithmetic number, because the mean of its divisors is an integer number (10698043860).

Almost surely, 2^118544507601 is an apocalyptic number.

It is an amenable number.

118544507601 is a deficient number, since it is larger than the sum of its proper divisors (52624194159).

118544507601 is a wasteful number, since it uses less digits than its factorization.

118544507601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16981216.

The product of its (nonzero) digits is 134400, while the sum is 42.

The spelling of 118544507601 in words is "one hundred eighteen billion, five hundred forty-four million, five hundred seven thousand, six hundred one".