3378278047 has 2 divisors, whose sum is σ = 3378278048. Its totient is φ = 3378278046.

The previous prime is 3378278023. The next prime is 3378278053. The reversal of 3378278047 is 7408728733.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3378278047 - 2³¹ = 1230794399 is a prime.

It is a super-2 number, since 2×3378278047² = 22825525125684268418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3378278347) 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, 1689139023 + 1689139024.

It is an arithmetic number, because the mean of its divisors is an integer number (1689139024).

Almost surely, 2^3378278047 is an apocalyptic number.

3378278047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3378278047 is an equidigital number, since it uses as much as digits as its factorization.

3378278047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1580544, while the sum is 49.

The square root of 3378278047 is about 58122.9562823503. The cubic root of 3378278047 is about 1500.4854794488.

The spelling of 3378278047 in words is "three billion, three hundred seventy-eight million, two hundred seventy-eight thousand, forty-seven".