8051456865 has 32 divisors (see below), whose sum is σ = 13323718656. Its totient is φ = 4147519680.

The previous prime is 8051456863. The next prime is 8051456867. The reversal of 8051456865 is 5686541508.

It is an interprime number because it is at equal distance from previous prime (8051456863) and next prime (8051456867).

It is not a de Polignac number, because 8051456865 - 2¹ = 8051456863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8051456863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 226642 + ... + 259748.

It is an arithmetic number, because the mean of its divisors is an integer number (416366208).

Almost surely, 2^8051456865 is an apocalyptic number.

It is an amenable number.

8051456865 is a deficient number, since it is larger than the sum of its proper divisors (5272261791).

8051456865 is a wasteful number, since it uses less digits than its factorization.

8051456865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33669.

The product of its (nonzero) digits is 1152000, while the sum is 48.

The square root of 8051456865 is about 89729.9106485680. The cubic root of 8051456865 is about 2004.2789110150.

The spelling of 8051456865 in words is "eight billion, fifty-one million, four hundred fifty-six thousand, eight hundred sixty-five".