3357349754581 has 2 divisors, whose sum is σ = 3357349754582. Its totient is φ = 3357349754580.

The previous prime is 3357349754573. The next prime is 3357349754651. The reversal of 3357349754581 is 1854579437533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2965525084900 + 391824669681 = 1722070^2 + 625959^2 .

It is a cyclic number.

It is not a de Polignac number, because 3357349754581 - 2³ = 3357349754573 is a prime.

It is a super-2 number, since 2×3357349754581² (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 (3357349754501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1678674877290 + 1678674877291.

It is an arithmetic number, because the mean of its divisors is an integer number (1678674877291).

Almost surely, 2^{3357349754581} is an apocalyptic number.

It is an amenable number.

3357349754581 is a deficient number, since it is larger than the sum of its proper divisors (1).

3357349754581 is an equidigital number, since it uses as much as digits as its factorization.

3357349754581 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 190512000, while the sum is 64.

The spelling of 3357349754581 in words is "three trillion, three hundred fifty-seven billion, three hundred forty-nine million, seven hundred fifty-four thousand, five hundred eighty-one".