55918736935177 has 2 divisors, whose sum is σ = 55918736935178. Its totient is φ = 55918736935176.

The previous prime is 55918736935151. The next prime is 55918736935199. The reversal of 55918736935177 is 77153963781955.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55195107694281 + 723629240896 = 7429341^2 + 850664^2 .

It is a cyclic number.

It is not a de Polignac number, because 55918736935177 - 2⁷ = 55918736935049 is a prime.

It is not a weakly prime, because it can be changed into another prime (55918736935577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27959368467588 + 27959368467589.

It is an arithmetic number, because the mean of its divisors is an integer number (27959368467589).

Almost surely, 2^{55918736935177} is an apocalyptic number.

It is an amenable number.

55918736935177 is a deficient number, since it is larger than the sum of its proper divisors (1).

55918736935177 is an equidigital number, since it uses as much as digits as its factorization.

55918736935177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1500282000, while the sum is 76.

The spelling of 55918736935177 in words is "fifty-five trillion, nine hundred eighteen billion, seven hundred thirty-six million, nine hundred thirty-five thousand, one hundred seventy-seven".