825166956 has 24 divisors (see below), whose sum is σ = 1929356800. Its totient is φ = 274488912.

The previous prime is 825166949. The next prime is 825166997. The reversal of 825166956 is 659661528.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64756 + ... + 76443.

Almost surely, 2^825166956 is an apocalyptic number.

It is an amenable number.

825166956 is an abundant number, since it is smaller than the sum of its proper divisors (1104189844).

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

825166956 is a wasteful number, since it uses less digits than its factorization.

825166956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141693 (or 141691 counting only the distinct ones).

The product of its digits is 777600, while the sum is 48.

The square root of 825166956 is about 28725.7194165786. The cubic root of 825166956 is about 937.9519905476.

The spelling of 825166956 in words is "eight hundred twenty-five million, one hundred sixty-six thousand, nine hundred fifty-six".