177954052057 has 2 divisors, whose sum is σ = 177954052058. Its totient is φ = 177954052056.

The previous prime is 177954052051. The next prime is 177954052097. The reversal of 177954052057 is 750250459771.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167953252041 + 10000800016 = 409821^2 + 100004^2 .

It is a cyclic number.

It is not a de Polignac number, because 177954052057 - 2³ = 177954052049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 177954051995 and 177954052013.

It is not a weakly prime, because it can be changed into another prime (177954052051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88977026028 + 88977026029.

It is an arithmetic number, because the mean of its divisors is an integer number (88977026029).

Almost surely, 2^177954052057 is an apocalyptic number.

It is an amenable number.

177954052057 is a deficient number, since it is larger than the sum of its proper divisors (1).

177954052057 is an equidigital number, since it uses as much as digits as its factorization.

177954052057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3087000, while the sum is 52.

The spelling of 177954052057 in words is "one hundred seventy-seven billion, nine hundred fifty-four million, fifty-two thousand, fifty-seven".