3403617778384 has 20 divisors (see below), whose sum is σ = 6594555322116. Its totient is φ = 1701797050112.

The previous prime is 3403617778357. The next prime is 3403617778411. The reversal of 3403617778384 is 4838777163043.

It is an interprime number because it is at equal distance from previous prime (3403617778357) and next prime (3403617778411).

It can be written as a sum of positive squares in 2 ways, for example, as 1374052840000 + 2029564938384 = 1172200^2 + 1424628^2 .

It is a super-2 number, since 2×3403617778384² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1922052 + ... + 3240604.

Almost surely, 2^{3403617778384} is an apocalyptic number.

It is an amenable number.

3403617778384 is a deficient number, since it is larger than the sum of its proper divisors (3190937543732).

3403617778384 is a wasteful number, since it uses less digits than its factorization.

3403617778384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479894 (or 1479888 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 61.

The spelling of 3403617778384 in words is "three trillion, four hundred three billion, six hundred seventeen million, seven hundred seventy-eight thousand, three hundred eighty-four".