5728768726 has 4 divisors (see below), whose sum is σ = 8593153092. Its totient is φ = 2864384362.

The previous prime is 5728768709. The next prime is 5728768733. The reversal of 5728768726 is 6278678275.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×5728768726² = 65637582231991326152, which contains 22 as substring.

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, 1432192180 + ... + 1432192183.

It is an arithmetic number, because the mean of its divisors is an integer number (2148288273).

Almost surely, 2^5728768726 is an apocalyptic number.

5728768726 is a deficient number, since it is larger than the sum of its proper divisors (2864384366).

5728768726 is a wasteful number, since it uses less digits than its factorization.

5728768726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2864384365.

The product of its digits is 15805440, while the sum is 58.

The square root of 5728768726 is about 75688.6300972610. The cubic root of 5728768726 is about 1789.3162110508.

The spelling of 5728768726 in words is "five billion, seven hundred twenty-eight million, seven hundred sixty-eight thousand, seven hundred twenty-six".