825323732738 has 16 divisors (see below), whose sum is σ = 1258572047424. Its totient is φ = 405802852560.

The previous prime is 825323732687. The next prime is 825323732741. The reversal of 825323732738 is 837237323528.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 825323732738.

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, 253820 + ... + 1309607.

It is an arithmetic number, because the mean of its divisors is an integer number (78660752964).

Almost surely, 2^825323732738 is an apocalyptic number.

825323732738 is a deficient number, since it is larger than the sum of its proper divisors (433248314686).

825323732738 is a wasteful number, since it uses less digits than its factorization.

825323732738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567817.

The product of its digits is 10160640, while the sum is 53.

The spelling of 825323732738 in words is "eight hundred twenty-five billion, three hundred twenty-three million, seven hundred thirty-two thousand, seven hundred thirty-eight".