82888075645 has 16 divisors (see below), whose sum is σ = 103192133760. Its totient is φ = 63839347264.

The previous prime is 82888075577. The next prime is 82888075661. The reversal of 82888075645 is 54657088828.

It is a cyclic number.

It is not a de Polignac number, because 82888075645 - 2²¹ = 82885978493 is a prime.

It is a congruent 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, 773377 + ... + 874006.

It is an arithmetic number, because the mean of its divisors is an integer number (6449508360).

Almost surely, 2^82888075645 is an apocalyptic number.

It is an amenable number.

82888075645 is a deficient number, since it is larger than the sum of its proper divisors (20304058115).

82888075645 is a wasteful number, since it uses less digits than its factorization.

82888075645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1647764.

The product of its (nonzero) digits is 34406400, while the sum is 61.

The spelling of 82888075645 in words is "eighty-two billion, eight hundred eighty-eight million, seventy-five thousand, six hundred forty-five".