3355720390117 has 2 divisors, whose sum is σ = 3355720390118. Its totient is φ = 3355720390116.

The previous prime is 3355720390111. The next prime is 3355720390159. The reversal of 3355720390117 is 7110930275533.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2985538192641 + 370182197476 = 1727871^2 + 608426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3355720390117 is a prime.

It is a super-2 number, since 2×3355720390117² (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 (3355720390111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1677860195058 + 1677860195059.

It is an arithmetic number, because the mean of its divisors is an integer number (1677860195059).

Almost surely, 2^{3355720390117} is an apocalyptic number.

It is an amenable number.

3355720390117 is a deficient number, since it is larger than the sum of its proper divisors (1).

3355720390117 is an equidigital number, since it uses as much as digits as its factorization.

3355720390117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 595350, while the sum is 46.

The spelling of 3355720390117 in words is "three trillion, three hundred fifty-five billion, seven hundred twenty million, three hundred ninety thousand, one hundred seventeen".