10204386422957 has 2 divisors, whose sum is σ = 10204386422958. Its totient is φ = 10204386422956.

The previous prime is 10204386422917. The next prime is 10204386422987. The reversal of 10204386422957 is 75922468340201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6230160768841 + 3974225654116 = 2496029^2 + 1993546^2 .

It is a cyclic number.

It is not a de Polignac number, because 10204386422957 - 2¹² = 10204386418861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10204386422899 and 10204386422908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10204386422917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5102193211478 + 5102193211479.

It is an arithmetic number, because the mean of its divisors is an integer number (5102193211479).

It is a 1-persistent number, because it is pandigital, but 2⋅10204386422957 = 20408772845914 is not.

Almost surely, 2^{10204386422957} is an apocalyptic number.

It is an amenable number.

10204386422957 is a deficient number, since it is larger than the sum of its proper divisors (1).

10204386422957 is an equidigital number, since it uses as much as digits as its factorization.

10204386422957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 10204386422957 in words is "ten trillion, two hundred four billion, three hundred eighty-six million, four hundred twenty-two thousand, nine hundred fifty-seven".