82685458628 has 24 divisors (see below), whose sum is σ = 145295378592. Its totient is φ = 41172776064.

The previous prime is 82685458613. The next prime is 82685458631.

82685458628 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1155551 + ... + 1225017.

It is an arithmetic number, because the mean of its divisors is an integer number (6053974108).

Almost surely, 2^82685458628 is an apocalyptic number.

It is an amenable number.

82685458628 is a deficient number, since it is larger than the sum of its proper divisors (62609919964).

82685458628 is a wasteful number, since it uses less digits than its factorization.

82685458628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70691 (or 70689 counting only the distinct ones).

The product of its digits is 58982400, while the sum is 62.

The spelling of 82685458628 in words is "eighty-two billion, six hundred eighty-five million, four hundred fifty-eight thousand, six hundred twenty-eight".