8063894451 has 12 divisors (see below), whose sum is σ = 10931023896. Its totient is φ = 5287792320.

The previous prime is 8063894413. The next prime is 8063894497. The reversal of 8063894451 is 1544983608.

It is not a de Polignac number, because 8063894451 - 2⁹ = 8063893939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8063894451.

It is not an unprimeable number, because it can be changed into a prime (8063894401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 350026 + ... + 372351.

It is an arithmetic number, because the mean of its divisors is an integer number (910918658).

Almost surely, 2^8063894451 is an apocalyptic number.

8063894451 is a deficient number, since it is larger than the sum of its proper divisors (2867129445).

8063894451 is an equidigital number, since it uses as much as digits as its factorization.

8063894451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722502 (or 722441 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 8063894451 is about 89799.1895898844. The cubic root of 8063894451 is about 2005.3104247978.

The spelling of 8063894451 in words is "eight billion, sixty-three million, eight hundred ninety-four thousand, four hundred fifty-one".