102055540450057 has 2 divisors, whose sum is σ = 102055540450058. Its totient is φ = 102055540450056.

The previous prime is 102055540450013. The next prime is 102055540450063. The reversal of 102055540450057 is 750054045550201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101735686860921 + 319853589136 = 10086411^2 + 565556^2 .

It is a cyclic number.

It is not a de Polignac number, because 102055540450057 - 2³⁹ = 101505784636169 is a prime.

It is a super-2 number, since 2×102055540450057² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102055540449995 and 102055540450022.

It is not a weakly prime, because it can be changed into another prime (102055540450657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51027770225028 + 51027770225029.

It is an arithmetic number, because the mean of its divisors is an integer number (51027770225029).

Almost surely, 2^{102055540450057} is an apocalyptic number.

It is an amenable number.

102055540450057 is a deficient number, since it is larger than the sum of its proper divisors (1).

102055540450057 is an equidigital number, since it uses as much as digits as its factorization.

102055540450057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 700000, while the sum is 43.

The spelling of 102055540450057 in words is "one hundred two trillion, fifty-five billion, five hundred forty million, four hundred fifty thousand, fifty-seven".