3068681450557 has 2 divisors, whose sum is σ = 3068681450558. Its totient is φ = 3068681450556.

The previous prime is 3068681450501. The next prime is 3068681450567. The reversal of 3068681450557 is 7550541868603.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1627591644441 + 1441089806116 = 1275771^2 + 1200454^2 .

It is a cyclic number.

It is not a de Polignac number, because 3068681450557 - 2³⁵ = 3034321712189 is a prime.

It is a super-2 number, since 2×3068681450557² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3068681450567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1534340725278 + 1534340725279.

It is an arithmetic number, because the mean of its divisors is an integer number (1534340725279).

Almost surely, 2^{3068681450557} is an apocalyptic number.

It is an amenable number.

3068681450557 is a deficient number, since it is larger than the sum of its proper divisors (1).

3068681450557 is an equidigital number, since it uses as much as digits as its factorization.

3068681450557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192000, while the sum is 58.

The spelling of 3068681450557 in words is "three trillion, sixty-eight billion, six hundred eighty-one million, four hundred fifty thousand, five hundred fifty-seven".