8325647408 has 20 divisors (see below), whose sum is σ = 17371783968. Its totient is φ = 3842606400.

The previous prime is 8325647399. The next prime is 8325647419. The reversal of 8325647408 is 8047465238.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20013368 + ... + 20013783.

Almost surely, 2^8325647408 is an apocalyptic number.

It is an amenable number.

8325647408 is an abundant number, since it is smaller than the sum of its proper divisors (9046136560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8325647408 is a wasteful number, since it uses less digits than its factorization.

8325647408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40027172 (or 40027166 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 47.

The square root of 8325647408 is about 91244.9856594871. The cubic root of 8325647408 is about 2026.7771754627. Note that the first 3 decimals are identical.

The spelling of 8325647408 in words is "eight billion, three hundred twenty-five million, six hundred forty-seven thousand, four hundred eight".