118940239535 has 16 divisors (see below), whose sum is σ = 153779291904. Its totient is φ = 87791703552.

The previous prime is 118940239531. The next prime is 118940239541. The reversal of 118940239535 is 535932049811.

It is a cyclic number.

It is not a de Polignac number, because 118940239535 - 2² = 118940239531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118940239531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287642 + ... + 566231.

It is an arithmetic number, because the mean of its divisors is an integer number (9611205744).

Almost surely, 2^118940239535 is an apocalyptic number.

118940239535 is a deficient number, since it is larger than the sum of its proper divisors (34839052369).

118940239535 is a wasteful number, since it uses less digits than its factorization.

118940239535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856034.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 118940239535 in words is "one hundred eighteen billion, nine hundred forty million, two hundred thirty-nine thousand, five hundred thirty-five".