826244442628 has 72 divisors (see below), whose sum is σ = 1675572091200. Its totient is φ = 355246562880.

The previous prime is 826244442623. The next prime is 826244442689.

It is a happy number.

826244442628 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (826244442623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5880378 + ... + 6019246.

It is an arithmetic number, because the mean of its divisors is an integer number (23271834600).

Almost surely, 2^826244442628 is an apocalyptic number.

It is an amenable number.

826244442628 is an abundant number, since it is smaller than the sum of its proper divisors (849327648572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

826244442628 is a wasteful number, since it uses less digits than its factorization.

826244442628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139561 (or 139548 counting only the distinct ones).

The product of its digits is 9437184, while the sum is 52.

The spelling of 826244442628 in words is "eight hundred twenty-six billion, two hundred forty-four million, four hundred forty-two thousand, six hundred twenty-eight".