8456453224819 has 4 divisors (see below), whose sum is σ = 8616008946096. Its totient is φ = 8296897503544.

The previous prime is 8456453224789. The next prime is 8456453224871. The reversal of 8456453224819 is 9184223546548.

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 8456453224819 - 2¹⁵ = 8456453192051 is a prime.

It is a super-2 number, since 2×8456453224819² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8456453227819) 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, 79777860559 + ... + 79777860664.

It is an arithmetic number, because the mean of its divisors is an integer number (2154002236524).

Almost surely, 2^{8456453224819} is an apocalyptic number.

8456453224819 is a deficient number, since it is larger than the sum of its proper divisors (159555721277).

8456453224819 is a wasteful number, since it uses less digits than its factorization.

8456453224819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159555721276.

The product of its digits is 66355200, while the sum is 61.

The spelling of 8456453224819 in words is "eight trillion, four hundred fifty-six billion, four hundred fifty-three million, two hundred twenty-four thousand, eight hundred nineteen".