68090727364 has 81 divisors (see below), whose sum is σ = 135980799591. Its totient is φ = 29810014080.

The previous prime is 68090727349. The next prime is 68090727379. The reversal of 68090727364 is 46372709086.

The square root of 68090727364 is 260942.

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

68090727364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (68090727349) and next prime (68090727379).

It can be written as a sum of positive squares in 4 ways, for example, as 16343576964 + 51747150400 = 127842^2 + 227480^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 166480792 + ... + 166481200.

Almost surely, 2^68090727364 is an apocalyptic number.

68090727364 is the 260942-nd square number.

It is an amenable number.

68090727364 is a deficient number, since it is larger than the sum of its proper divisors (67890072227).

68090727364 is a wasteful number, since it uses less digits than its factorization.

68090727364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 68090727364 in words is "sixty-eight billion, ninety million, seven hundred twenty-seven thousand, three hundred sixty-four".