828253080825 has 48 divisors (see below), whose sum is σ = 1400096102400. Its totient is φ = 431847315520.

The previous prime is 828253080791. The next prime is 828253080859. The reversal of 828253080825 is 528080352828.

It is an interprime number because it is at equal distance from previous prime (828253080791) and next prime (828253080859).

It is a de Polignac number, because none of the positive numbers 2^k-828253080825 is a prime.

It is a super-2 number, since 2×828253080825² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2994226 + ... + 3259124.

It is an arithmetic number, because the mean of its divisors is an integer number (29168668800).

Almost surely, 2^828253080825 is an apocalyptic number.

It is an amenable number.

828253080825 is a deficient number, since it is larger than the sum of its proper divisors (571843021575).

828253080825 is a wasteful number, since it uses less digits than its factorization.

828253080825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265846 (or 265841 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 51.

The spelling of 828253080825 in words is "eight hundred twenty-eight billion, two hundred fifty-three million, eighty thousand, eight hundred twenty-five".