82222687915 has 16 divisors (see below), whose sum is σ = 99432926208. Its totient is φ = 65269609056.

The previous prime is 82222687889. The next prime is 82222687949. The reversal of 82222687915 is 51978622228.

It is a cyclic number.

It is not a de Polignac number, because 82222687915 - 2¹⁵ = 82222655147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 222204 + ... + 462406.

It is an arithmetic number, because the mean of its divisors is an integer number (6214557888).

Almost surely, 2^82222687915 is an apocalyptic number.

82222687915 is a deficient number, since it is larger than the sum of its proper divisors (17210238293).

82222687915 is a wasteful number, since it uses less digits than its factorization.

82222687915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240738.

The product of its digits is 1935360, while the sum is 52.

The spelling of 82222687915 in words is "eighty-two billion, two hundred twenty-two million, six hundred eighty-seven thousand, nine hundred fifteen".