8257456968 has 16 divisors (see below), whose sum is σ = 20643642480. Its totient is φ = 2752485648.

The previous prime is 8257456951. The next prime is 8257456979. The reversal of 8257456968 is 8696547528.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172030330 + ... + 172030377.

It is an arithmetic number, because the mean of its divisors is an integer number (1290227655).

Almost surely, 2^8257456968 is an apocalyptic number.

It is an amenable number.

8257456968 is an abundant number, since it is smaller than the sum of its proper divisors (12386185512).

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

8257456968 is a wasteful number, since it uses less digits than its factorization.

8257456968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344060716 (or 344060712 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The square root of 8257456968 is about 90870.5506090945. The cubic root of 8257456968 is about 2021.2286228874.

The spelling of 8257456968 in words is "eight billion, two hundred fifty-seven million, four hundred fifty-six thousand, nine hundred sixty-eight".