263005423275 has 24 divisors (see below), whose sum is σ = 496955010304. Its totient is φ = 120231050400.

The previous prime is 263005423273. The next prime is 263005423277. The reversal of 263005423275 is 572324500362.

It is an interprime number because it is at equal distance from previous prime (263005423273) and next prime (263005423277).

It is not a de Polignac number, because 263005423275 - 2¹ = 263005423273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (263005423273) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 250480831 + ... + 250481880.

Almost surely, 2^263005423275 is an apocalyptic number.

263005423275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

263005423275 is a deficient number, since it is larger than the sum of its proper divisors (233949587029).

263005423275 is a wasteful number, since it uses less digits than its factorization.

263005423275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500962731 (or 500962726 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 263005423275 in words is "two hundred sixty-three billion, five million, four hundred twenty-three thousand, two hundred seventy-five".