10265136556877 has 2 divisors, whose sum is σ = 10265136556878. Its totient is φ = 10265136556876.

The previous prime is 10265136556867. The next prime is 10265136556963. The reversal of 10265136556877 is 77865563156201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6004920844036 + 4260215712841 = 2450494^2 + 2064029^2 .

It is a cyclic number.

It is not a de Polignac number, because 10265136556877 - 2⁸ = 10265136556621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10265136556837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5132568278438 + 5132568278439.

It is an arithmetic number, because the mean of its divisors is an integer number (5132568278439).

Almost surely, 2^{10265136556877} is an apocalyptic number.

It is an amenable number.

10265136556877 is a deficient number, since it is larger than the sum of its proper divisors (1).

10265136556877 is an equidigital number, since it uses as much as digits as its factorization.

10265136556877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 63504000, while the sum is 62.

The spelling of 10265136556877 in words is "ten trillion, two hundred sixty-five billion, one hundred thirty-six million, five hundred fifty-six thousand, eight hundred seventy-seven".