7926762728 has 16 divisors (see below), whose sum is σ = 14921897760. Its totient is φ = 3947590000.

The previous prime is 7926762707. The next prime is 7926762761. The reversal of 7926762728 is 8272676297.

It is a happy 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 in 3 ways as a sum of consecutive naturals, for example, 1971788 + ... + 1975803.

It is an arithmetic number, because the mean of its divisors is an integer number (932618610).

Almost surely, 2^7926762728 is an apocalyptic number.

It is an amenable number.

7926762728 is a deficient number, since it is larger than the sum of its proper divisors (6995135032).

7926762728 is a wasteful number, since it uses less digits than its factorization.

7926762728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947848 (or 3947844 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 56.

The square root of 7926762728 is about 89032.3689901600. The cubic root of 7926762728 is about 1993.8781747466.

The spelling of 7926762728 in words is "seven billion, nine hundred twenty-six million, seven hundred sixty-two thousand, seven hundred twenty-eight".