8243486451 has 8 divisors (see below), whose sum is σ = 12212572560. Its totient is φ = 5495657616.

The previous prime is 8243486443. The next prime is 8243486467. The reversal of 8243486451 is 1546843428.

8243486451 is a `hidden beast` number, since 82 + 43 + 4 + 86 + 451 = 666.

It is not a de Polignac number, because 8243486451 - 2³ = 8243486443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8243486397 and 8243486406.

It is not an unprimeable number, because it can be changed into a prime (8243486401) 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, 152657130 + ... + 152657183.

It is an arithmetic number, because the mean of its divisors is an integer number (1526571570).

Almost surely, 2^8243486451 is an apocalyptic number.

8243486451 is a deficient number, since it is larger than the sum of its proper divisors (3969086109).

8243486451 is a wasteful number, since it uses less digits than its factorization.

8243486451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305314322 (or 305314316 counting only the distinct ones).

The product of its digits is 737280, while the sum is 45.

The square root of 8243486451 is about 90793.6476357239. The cubic root of 8243486451 is about 2020.0880962625.

The spelling of 8243486451 in words is "eight billion, two hundred forty-three million, four hundred eighty-six thousand, four hundred fifty-one".