734854000681 has 2 divisors, whose sum is σ = 734854000682. Its totient is φ = 734854000680.

The previous prime is 734854000663. The next prime is 734854000687. The reversal of 734854000681 is 186000458437.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 514972723456 + 219881277225 = 717616^2 + 468915^2 .

It is a cyclic number.

It is not a de Polignac number, because 734854000681 - 2⁷ = 734854000553 is a prime.

It is a super-2 number, since 2×734854000681² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (734854000687) 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 as a sum of consecutive naturals, namely, 367427000340 + 367427000341.

It is an arithmetic number, because the mean of its divisors is an integer number (367427000341).

Almost surely, 2^734854000681 is an apocalyptic number.

It is an amenable number.

734854000681 is a deficient number, since it is larger than the sum of its proper divisors (1).

734854000681 is an equidigital number, since it uses as much as digits as its factorization.

734854000681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 734854000681 in words is "seven hundred thirty-four billion, eight hundred fifty-four million, six hundred eighty-one", and thus it is an aban number.