826645545546628 has 12 divisors (see below), whose sum is σ = 1446630020718400. Its totient is φ = 413322682484232.

The previous prime is 826645545546581. The next prime is 826645545546721.

826645545546628 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 691825 + ... + 40666567.

Almost surely, 2^{826645545546628} is an apocalyptic number.

It is an amenable number.

826645545546628 is a deficient number, since it is larger than the sum of its proper divisors (619984475171772).

826645545546628 is a wasteful number, since it uses less digits than its factorization.

826645545546628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45144546 (or 45144544 counting only the distinct ones).

The product of its digits is 13271040000, while the sum is 76.

The spelling of 826645545546628 in words is "eight hundred twenty-six trillion, six hundred forty-five billion, five hundred forty-five million, five hundred forty-six thousand, six hundred twenty-eight".