2525431135263 has 4 divisors (see below), whose sum is σ = 3367241513688. Its totient is φ = 1683620756840.

The previous prime is 2525431135247. The next prime is 2525431135277. The reversal of 2525431135263 is 3625311345252.

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

It is a cyclic number.

It is not a de Polignac number, because 2525431135263 - 2⁴ = 2525431135247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525431135223) 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, 420905189208 + ... + 420905189213.

It is an arithmetic number, because the mean of its divisors is an integer number (841810378422).

Almost surely, 2^{2525431135263} is an apocalyptic number.

2525431135263 is a deficient number, since it is larger than the sum of its proper divisors (841810378425).

2525431135263 is an equidigital number, since it uses as much as digits as its factorization.

2525431135263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841810378424.

The product of its digits is 648000, while the sum is 42.

The spelling of 2525431135263 in words is "two trillion, five hundred twenty-five billion, four hundred thirty-one million, one hundred thirty-five thousand, two hundred sixty-three".