9255138763 has 4 divisors (see below), whose sum is σ = 9967072528. Its totient is φ = 8543205000.

The previous prime is 9255138719. The next prime is 9255138799. The reversal of 9255138763 is 3678315529.

9255138763 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 9255138763 - 2⁹ = 9255138251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9255138713) 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, 355966863 + ... + 355966888.

It is an arithmetic number, because the mean of its divisors is an integer number (2491768132).

Almost surely, 2^9255138763 is an apocalyptic number.

9255138763 is a deficient number, since it is larger than the sum of its proper divisors (711933765).

9255138763 is a wasteful number, since it uses less digits than its factorization.

9255138763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711933764.

The product of its digits is 1360800, while the sum is 49.

The square root of 9255138763 is about 96203.6317557710. The cubic root of 9255138763 is about 2099.5568802759.

The spelling of 9255138763 in words is "nine billion, two hundred fifty-five million, one hundred thirty-eight thousand, seven hundred sixty-three".