825368863528 has 16 divisors (see below), whose sum is σ = 1688254493760. Its totient is φ = 375167665200.

The previous prime is 825368863463. The next prime is 825368863567.

It is a happy number.

825368863528 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 825368863528.

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, 4689595728 + ... + 4689595903.

It is an arithmetic number, because the mean of its divisors is an integer number (105515905860).

Almost surely, 2^825368863528 is an apocalyptic number.

825368863528 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

825368863528 is an abundant number, since it is smaller than the sum of its proper divisors (862885630232).

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

825368863528 is a wasteful number, since it uses less digits than its factorization.

825368863528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9379191648 (or 9379191644 counting only the distinct ones).

The product of its digits is 132710400, while the sum is 64.

The spelling of 825368863528 in words is "eight hundred twenty-five billion, three hundred sixty-eight million, eight hundred sixty-three thousand, five hundred twenty-eight".