118049658049 has 2 divisors, whose sum is σ = 118049658050. Its totient is φ = 118049658048.

The previous prime is 118049658047. The next prime is 118049658149. The reversal of 118049658049 is 940856940811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77384112400 + 40665545649 = 278180^2 + 201657^2 .

It is a cyclic number.

It is not a de Polignac number, because 118049658049 - 2¹ = 118049658047 is a prime.

Together with 118049658047, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (118049658047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59024829024 + 59024829025.

It is an arithmetic number, because the mean of its divisors is an integer number (59024829025).

Almost surely, 2^118049658049 is an apocalyptic number.

It is an amenable number.

118049658049 is a deficient number, since it is larger than the sum of its proper divisors (1).

118049658049 is an equidigital number, since it uses as much as digits as its factorization.

118049658049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 55.

The spelling of 118049658049 in words is "one hundred eighteen billion, forty-nine million, six hundred fifty-eight thousand, forty-nine".