118798255813 has 2 divisors, whose sum is σ = 118798255814. Its totient is φ = 118798255812.

The previous prime is 118798255777. The next prime is 118798255819. The reversal of 118798255813 is 318552897811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105275589444 + 13522666369 = 324462^2 + 116287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118798255813 is a prime.

It is a super-2 number, since 2×118798255813² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118798255819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59399127906 + 59399127907.

It is an arithmetic number, because the mean of its divisors is an integer number (59399127907).

Almost surely, 2^118798255813 is an apocalyptic number.

It is an amenable number.

118798255813 is a deficient number, since it is larger than the sum of its proper divisors (1).

118798255813 is an equidigital number, since it uses as much as digits as its factorization.

118798255813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 58.

The spelling of 118798255813 in words is "one hundred eighteen billion, seven hundred ninety-eight million, two hundred fifty-five thousand, eight hundred thirteen".