8025692728 has 16 divisors (see below), whose sum is σ = 15051642480. Its totient is φ = 4011921408.

The previous prime is 8025692711. The next prime is 8025692743. The reversal of 8025692728 is 8272965208.

It is a happy number.

It is a congruent number.

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, 78025 + ... + 148792.

It is an arithmetic number, because the mean of its divisors is an integer number (940727655).

Almost surely, 2^8025692728 is an apocalyptic number.

It is an amenable number.

8025692728 is a deficient number, since it is larger than the sum of its proper divisors (7025949752).

8025692728 is a wasteful number, since it uses less digits than its factorization.

8025692728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231246 (or 231242 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 49.

The square root of 8025692728 is about 89586.2306830687. The cubic root of 8025692728 is about 2002.1387726771.

The spelling of 8025692728 in words is "eight billion, twenty-five million, six hundred ninety-two thousand, seven hundred twenty-eight".