3378274687873 has 2 divisors, whose sum is σ = 3378274687874. Its totient is φ = 3378274687872.

The previous prime is 3378274687861. The next prime is 3378274687999. The reversal of 3378274687873 is 3787864728733.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3363728398209 + 14546289664 = 1834047^2 + 120608^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3378274687873 is a prime.

It is a super-2 number, since 2×3378274687873² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3378274687796 and 3378274687805.

It is not a weakly prime, because it can be changed into another prime (3378274687373) 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, 1689137343936 + 1689137343937.

It is an arithmetic number, because the mean of its divisors is an integer number (1689137343937).

Almost surely, 2^{3378274687873} is an apocalyptic number.

It is an amenable number.

3378274687873 is a deficient number, since it is larger than the sum of its proper divisors (1).

3378274687873 is an equidigital number, since it uses as much as digits as its factorization.

3378274687873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1593188352, while the sum is 73.

The spelling of 3378274687873 in words is "three trillion, three hundred seventy-eight billion, two hundred seventy-four million, six hundred eighty-seven thousand, eight hundred seventy-three".