263054868403 has 2 divisors, whose sum is σ = 263054868404. Its totient is φ = 263054868402.

The previous prime is 263054868367. The next prime is 263054868469. The reversal of 263054868403 is 304868450362.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 263054868403 - 2²⁹ = 262517997491 is a prime.

It is not a weakly prime, because it can be changed into another prime (263054868203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131527434201 + 131527434202.

It is an arithmetic number, because the mean of its divisors is an integer number (131527434202).

Almost surely, 2^263054868403 is an apocalyptic number.

263054868403 is a deficient number, since it is larger than the sum of its proper divisors (1).

263054868403 is an equidigital number, since it uses as much as digits as its factorization.

263054868403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 263054868403 in words is "two hundred sixty-three billion, fifty-four million, eight hundred sixty-eight thousand, four hundred three".