8456455693 has 8 divisors (see below), whose sum is σ = 9665106560. Its totient is φ = 7247951280.

The previous prime is 8456455661. The next prime is 8456455753. The reversal of 8456455693 is 3965546548.

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 8456455693 - 2⁵ = 8456455661 is a prime.

It is a super-2 number, since 2×8456455693² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8456455393) 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, 151723 + ... + 199831.

It is an arithmetic number, because the mean of its divisors is an integer number (1208138320).

Almost surely, 2^8456455693 is an apocalyptic number.

It is an amenable number.

8456455693 is a deficient number, since it is larger than the sum of its proper divisors (1208650867).

8456455693 is a wasteful number, since it uses less digits than its factorization.

8456455693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73227.

The product of its digits is 15552000, while the sum is 55.

The square root of 8456455693 is about 91958.9891908344. The cubic root of 8456455693 is about 2037.3366252784.

The spelling of 8456455693 in words is "eight billion, four hundred fifty-six million, four hundred fifty-five thousand, six hundred ninety-three".