825697285772 has 12 divisors (see below), whose sum is σ = 1445026001496. Its totient is φ = 412832713920.

The previous prime is 825697285769. The next prime is 825697285789. The reversal of 825697285772 is 277582796528.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3865229 + ... + 4073252.

It is an arithmetic number, because the mean of its divisors is an integer number (120418833458).

Almost surely, 2^825697285772 is an apocalyptic number.

It is an amenable number.

825697285772 is a deficient number, since it is larger than the sum of its proper divisors (619328715724).

825697285772 is a wasteful number, since it uses less digits than its factorization.

825697285772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7964488 (or 7964486 counting only the distinct ones).

The product of its digits is 237081600, while the sum is 68.

The spelling of 825697285772 in words is "eight hundred twenty-five billion, six hundred ninety-seven million, two hundred eighty-five thousand, seven hundred seventy-two".