55440010177 has 2 divisors, whose sum is σ = 55440010178. Its totient is φ = 55440010176.

The previous prime is 55440010127. The next prime is 55440010183. The reversal of 55440010177 is 77101004455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54132536896 + 1307473281 = 232664^2 + 36159^2 .

It is a cyclic number.

It is not a de Polignac number, because 55440010177 - 2³⁵ = 21080271809 is a prime.

It is not a weakly prime, because it can be changed into another prime (55440010127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27720005088 + 27720005089.

It is an arithmetic number, because the mean of its divisors is an integer number (27720005089).

Almost surely, 2^55440010177 is an apocalyptic number.

It is an amenable number.

55440010177 is a deficient number, since it is larger than the sum of its proper divisors (1).

55440010177 is an equidigital number, since it uses as much as digits as its factorization.

55440010177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19600, while the sum is 34.

The spelling of 55440010177 in words is "fifty-five billion, four hundred forty million, ten thousand, one hundred seventy-seven".