8480345651 has 2 divisors, whose sum is σ = 8480345652. Its totient is φ = 8480345650.

The previous prime is 8480345623. The next prime is 8480345683. The reversal of 8480345651 is 1565430848.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8480345651 is a prime.

It is a super-2 number, since 2×8480345651² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8480345611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4240172825 + 4240172826.

It is an arithmetic number, because the mean of its divisors is an integer number (4240172826).

Almost surely, 2^8480345651 is an apocalyptic number.

8480345651 is a deficient number, since it is larger than the sum of its proper divisors (1).

8480345651 is an equidigital number, since it uses as much as digits as its factorization.

8480345651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 460800, while the sum is 44.

The square root of 8480345651 is about 92088.7922116476. The cubic root of 8480345651 is about 2039.2533512441.

The spelling of 8480345651 in words is "eight billion, four hundred eighty million, three hundred forty-five thousand, six hundred fifty-one".