263620460239 has 2 divisors, whose sum is σ = 263620460240. Its totient is φ = 263620460238.

The previous prime is 263620460189. The next prime is 263620460281. The reversal of 263620460239 is 932064026362.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 263620460239 - 2¹³ = 263620452047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 263620460195 and 263620460204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263620467239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131810230119 + 131810230120.

It is an arithmetic number, because the mean of its divisors is an integer number (131810230120).

Almost surely, 2^263620460239 is an apocalyptic number.

263620460239 is a deficient number, since it is larger than the sum of its proper divisors (1).

263620460239 is an equidigital number, since it uses as much as digits as its factorization.

263620460239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 263620460239 in words is "two hundred sixty-three billion, six hundred twenty million, four hundred sixty thousand, two hundred thirty-nine".