825077564 has 6 divisors (see below), whose sum is σ = 1443885744. Its totient is φ = 412538780.

The previous prime is 825077549. The next prime is 825077573. The reversal of 825077564 is 465770528.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103134692 + ... + 103134699.

It is an arithmetic number, because the mean of its divisors is an integer number (240647624).

Almost surely, 2^825077564 is an apocalyptic number.

It is an amenable number.

825077564 is a deficient number, since it is larger than the sum of its proper divisors (618808180).

825077564 is a wasteful number, since it uses less digits than its factorization.

825077564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206269395 (or 206269393 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The square root of 825077564 is about 28724.1634168865. The cubic root of 825077564 is about 937.9181192477.

The spelling of 825077564 in words is "eight hundred twenty-five million, seventy-seven thousand, five hundred sixty-four".