118185350377 has 2 divisors, whose sum is σ = 118185350378. Its totient is φ = 118185350376.

The previous prime is 118185350359. The next prime is 118185350407. The reversal of 118185350377 is 773053581811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88068871696 + 30116478681 = 296764^2 + 173541^2 .

It is a cyclic number.

It is not a de Polignac number, because 118185350377 - 2⁷ = 118185350249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118185350377.

It is not a weakly prime, because it can be changed into another prime (118185750377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59092675188 + 59092675189.

It is an arithmetic number, because the mean of its divisors is an integer number (59092675189).

Almost surely, 2^118185350377 is an apocalyptic number.

It is an amenable number.

118185350377 is a deficient number, since it is larger than the sum of its proper divisors (1).

118185350377 is an equidigital number, since it uses as much as digits as its factorization.

118185350377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 705600, while the sum is 49.

The spelling of 118185350377 in words is "one hundred eighteen billion, one hundred eighty-five million, three hundred fifty thousand, three hundred seventy-seven".