6456312623 has 8 divisors (see below), whose sum is σ = 6492627792. Its totient is φ = 6420084736.

The previous prime is 6456312563. The next prime is 6456312631. The reversal of 6456312623 is 3262136546.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6456312623 - 2⁶ = 6456312559 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 (6456312823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129461 + ... + 172257.

It is an arithmetic number, because the mean of its divisors is an integer number (811578474).

Almost surely, 2^6456312623 is an apocalyptic number.

6456312623 is a deficient number, since it is larger than the sum of its proper divisors (36315169).

6456312623 is a wasteful number, since it uses less digits than its factorization.

6456312623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43641.

The product of its digits is 155520, while the sum is 38.

The square root of 6456312623 is about 80351.1830840094. The cubic root of 6456312623 is about 1862.0650574723.

The spelling of 6456312623 in words is "six billion, four hundred fifty-six million, three hundred twelve thousand, six hundred twenty-three".