828798892056 has 48 divisors (see below), whose sum is σ = 2262338208000. Its totient is φ = 274090969152.

The previous prime is 828798892037. The next prime is 828798892057. The reversal of 828798892056 is 650298897828.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828798892057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45310131 + ... + 45328418.

It is an arithmetic number, because the mean of its divisors is an integer number (47132046000).

Almost surely, 2^828798892056 is an apocalyptic number.

It is an amenable number.

828798892056 is an abundant number, since it is smaller than the sum of its proper divisors (1433539315944).

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

828798892056 is a wasteful number, since it uses less digits than its factorization.

828798892056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90638688 (or 90638681 counting only the distinct ones).

The product of its (nonzero) digits is 278691840, while the sum is 72.

The spelling of 828798892056 in words is "eight hundred twenty-eight billion, seven hundred ninety-eight million, eight hundred ninety-two thousand, fifty-six".