3378404090863 has 2 divisors, whose sum is σ = 3378404090864. Its totient is φ = 3378404090862.

The previous prime is 3378404090861. The next prime is 3378404090923. The reversal of 3378404090863 is 3680904048733.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3378404090863 - 2¹ = 3378404090861 is a prime.

It is a super-2 number, since 2×3378404090863² (a number of 26 digits) contains 22 as substring.

Together with 3378404090861, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3378404090861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689202045431 + 1689202045432.

It is an arithmetic number, because the mean of its divisors is an integer number (1689202045432).

Almost surely, 2^{3378404090863} is an apocalyptic number.

3378404090863 is a deficient number, since it is larger than the sum of its proper divisors (1).

3378404090863 is an equidigital number, since it uses as much as digits as its factorization.

3378404090863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 55.

The spelling of 3378404090863 in words is "three trillion, three hundred seventy-eight billion, four hundred four million, ninety thousand, eight hundred sixty-three".