263630059097 has 4 divisors (see below), whose sum is σ = 272720750820. Its totient is φ = 254539367376.

The previous prime is 263630059087. The next prime is 263630059123. The reversal of 263630059097 is 790950036362.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68311140496 + 195318918601 = 261364^2 + 441949^2 .

It is a cyclic number.

It is not a de Polignac number, because 263630059097 - 2⁸ = 263630058841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (263630059087) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4545345818 + ... + 4545345875.

It is an arithmetic number, because the mean of its divisors is an integer number (68180187705).

Almost surely, 2^263630059097 is an apocalyptic number.

It is an amenable number.

263630059097 is a deficient number, since it is larger than the sum of its proper divisors (9090691723).

263630059097 is an equidigital number, since it uses as much as digits as its factorization.

263630059097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9090691722.

The product of its (nonzero) digits is 1837080, while the sum is 50.

The spelling of 263630059097 in words is "two hundred sixty-three billion, six hundred thirty million, fifty-nine thousand, ninety-seven".