8465736253 has 4 divisors (see below), whose sum is σ = 9116946748. Its totient is φ = 7814525760.

The previous prime is 8465736239. The next prime is 8465736281. The reversal of 8465736253 is 3526375648.

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

It can be written as a sum of positive squares in 2 ways, for example, as 332041284 + 8133694969 = 18222^2 + 90187^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8465736253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8465736197 and 8465736206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8465736553) 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, 325605228 + ... + 325605253.

It is an arithmetic number, because the mean of its divisors is an integer number (2279236687).

Almost surely, 2^8465736253 is an apocalyptic number.

It is an amenable number.

8465736253 is a deficient number, since it is larger than the sum of its proper divisors (651210495).

8465736253 is a wasteful number, since it uses less digits than its factorization.

8465736253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651210494.

The product of its digits is 3628800, while the sum is 49.

The square root of 8465736253 is about 92009.4356737395. The cubic root of 8465736253 is about 2038.0816463191.

The spelling of 8465736253 in words is "eight billion, four hundred sixty-five million, seven hundred thirty-six thousand, two hundred fifty-three".