8026726464 has 63 divisors (see below), whose sum is σ = 23013326973. Its totient is φ = 2674858752.

The previous prime is 8026726441. The next prime is 8026726481. The reversal of 8026726464 is 4646276208.

The square root of 8026726464 is 89592.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4403649600 + 3623076864 = 66360^2 + 60192^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2148342 + ... + 2152074.

Almost surely, 2^8026726464 is an apocalyptic number.

8026726464 is the 89592-nd square number.

It is an amenable number.

8026726464 is an abundant number, since it is smaller than the sum of its proper divisors (14986600509).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8026726464 is an frugal number, since it uses more digits than its factorization.

8026726464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7484 (or 3738 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The cubic root of 8026726464 is about 2002.2247297046.

The spelling of 8026726464 in words is "eight billion, twenty-six million, seven hundred twenty-six thousand, four hundred sixty-four".