7685256263 has 4 divisors (see below), whose sum is σ = 7685448960. Its totient is φ = 7685063568.

The previous prime is 7685256253. The next prime is 7685256269. The reversal of 7685256263 is 3626525867.

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 7685256263 - 2⁴ = 7685256247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7685256269) 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, 11783 + ... + 124536.

It is an arithmetic number, because the mean of its divisors is an integer number (1921362240).

Almost surely, 2^7685256263 is an apocalyptic number.

7685256263 is a deficient number, since it is larger than the sum of its proper divisors (192697).

7685256263 is a wasteful number, since it uses less digits than its factorization.

7685256263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192696.

The product of its digits is 3628800, while the sum is 50.

The square root of 7685256263 is about 87665.5933818964. The cubic root of 7685256263 is about 1973.4196630427.

The spelling of 7685256263 in words is "seven billion, six hundred eighty-five million, two hundred fifty-six thousand, two hundred sixty-three".