3378405887 has 2 divisors, whose sum is σ = 3378405888. Its totient is φ = 3378405886.

The previous prime is 3378405829. The next prime is 3378405893. The reversal of 3378405887 is 7885048733.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3378405887 - 2¹² = 3378401791 is a prime.

It is a super-2 number, since 2×3378405887² = 22827252674632513538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3378405817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1689202943 + 1689202944.

It is an arithmetic number, because the mean of its divisors is an integer number (1689202944).

Almost surely, 2^3378405887 is an apocalyptic number.

3378405887 is a deficient number, since it is larger than the sum of its proper divisors (1).

3378405887 is an equidigital number, since it uses as much as digits as its factorization.

3378405887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4515840, while the sum is 53.

The square root of 3378405887 is about 58124.0560095388. The cubic root of 3378405887 is about 1500.5044062158.

The spelling of 3378405887 in words is "three billion, three hundred seventy-eight million, four hundred five thousand, eight hundred eighty-seven".