7864679273 has 16 divisors (see below), whose sum is σ = 8880917760. Its totient is φ = 6898953600.

The previous prime is 7864679269. The next prime is 7864679279. The reversal of 7864679273 is 3729764687.

It is not a de Polignac number, because 7864679273 - 2² = 7864679269 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7864679279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 590261 + ... + 603437.

It is an arithmetic number, because the mean of its divisors is an integer number (555057360).

Almost surely, 2^7864679273 is an apocalyptic number.

It is an amenable number.

7864679273 is a deficient number, since it is larger than the sum of its proper divisors (1016238487).

7864679273 is a wasteful number, since it uses less digits than its factorization.

7864679273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15088.

The product of its digits is 21337344, while the sum is 59.

The square root of 7864679273 is about 88683.0269724709. The cubic root of 7864679273 is about 1988.6590861386.

The spelling of 7864679273 in words is "seven billion, eight hundred sixty-four million, six hundred seventy-nine thousand, two hundred seventy-three".