6734694526641 has 9 divisors (see below), whose sum is σ = 9727903339609. Its totient is φ = 4489791160836.

The previous prime is 6734694526601. The next prime is 6734694526649. The reversal of 6734694526641 is 1466254964376.

The square root of 6734694526641 is 2595129.

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

6734694526641 is a `hidden beast` number, since 6 + 7 + 3 + 4 + 69 + 4 + 526 + 6 + 41 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 6734694526641 - 2³¹ = 6732547042993 is a prime.

It is a super-2 number, since 2×6734694526641² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6734694526649) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 7352866 + ... + 8217908.

Almost surely, 2^{6734694526641} is an apocalyptic number.

6734694526641 is the 2595129-th square number.

6734694526641 is the 1297565-th centered octagonal number.

It is an amenable number.

6734694526641 is a deficient number, since it is larger than the sum of its proper divisors (2993208812968).

6734694526641 is an frugal number, since it uses more digits than its factorization.

6734694526641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730092 (or 865046 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 63.

The spelling of 6734694526641 in words is "six trillion, seven hundred thirty-four billion, six hundred ninety-four million, five hundred twenty-six thousand, six hundred forty-one".