118940041647 has 96 divisors (see below), whose sum is σ = 207104901120. Its totient is φ = 64351687680.

The previous prime is 118940041643. The next prime is 118940041651. The reversal of 118940041647 is 746140049811.

118940041647 is a `hidden beast` number, since 1 + 1 + 89 + 400 + 4 + 164 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (118940041643) and next prime (118940041651).

It is not a de Polignac number, because 118940041647 - 2² = 118940041643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118940041643) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18102979 + ... + 18109547.

It is an arithmetic number, because the mean of its divisors is an integer number (2157342720).

Almost surely, 2^118940041647 is an apocalyptic number.

118940041647 is a deficient number, since it is larger than the sum of its proper divisors (88164859473).

118940041647 is a wasteful number, since it uses less digits than its factorization.

118940041647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813 (or 6810 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 118940041647 in words is "one hundred eighteen billion, nine hundred forty million, forty-one thousand, six hundred forty-seven".