6726762725 has 12 divisors (see below), whose sum is σ = 8831844324. Its totient is φ = 5064856320.

The previous prime is 6726762709. The next prime is 6726762733. The reversal of 6726762725 is 5272676276.

It can be written as a sum of positive squares in 6 ways, for example, as 171269569 + 6555493156 = 13087^2 + 80966^2 .

It is not a de Polignac number, because 6726762725 - 2⁴ = 6726762709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7913414 + ... + 7914263.

It is an arithmetic number, because the mean of its divisors is an integer number (735987027).

Almost surely, 2^6726762725 is an apocalyptic number.

It is an amenable number.

6726762725 is a deficient number, since it is larger than the sum of its proper divisors (2105081599).

6726762725 is a wasteful number, since it uses less digits than its factorization.

6726762725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15827704 (or 15827699 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 50.

The square root of 6726762725 is about 82016.8441541126. The cubic root of 6726762725 is about 1887.7104050347.

The spelling of 6726762725 in words is "six billion, seven hundred twenty-six million, seven hundred sixty-two thousand, seven hundred twenty-five".