263107532057 has 2 divisors, whose sum is σ = 263107532058. Its totient is φ = 263107532056.

The previous prime is 263107532011. The next prime is 263107532069. The reversal of 263107532057 is 750235701362.

263107532057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223595633881 + 39511898176 = 472859^2 + 198776^2 .

It is a cyclic number.

It is not a de Polignac number, because 263107532057 - 2²⁰ = 263106483481 is a prime.

It is not a weakly prime, because it can be changed into another prime (263107232057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131553766028 + 131553766029.

It is an arithmetic number, because the mean of its divisors is an integer number (131553766029).

Almost surely, 2^263107532057 is an apocalyptic number.

It is an amenable number.

263107532057 is a deficient number, since it is larger than the sum of its proper divisors (1).

263107532057 is an equidigital number, since it uses as much as digits as its factorization.

263107532057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 41.

The spelling of 263107532057 in words is "two hundred sixty-three billion, one hundred seven million, five hundred thirty-two thousand, fifty-seven".