7814441338 has 16 divisors (see below), whose sum is σ = 12815265024. Its totient is φ = 3544241760.

The previous prime is 7814441321. The next prime is 7814441339. The reversal of 7814441338 is 8331444187.

It is a super-2 number, since 2×7814441338² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7814441294 and 7814441303.

It is not an unprimeable number, because it can be changed into a prime (7814441339) 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 in 7 ways as a sum of consecutive naturals, for example, 378570 + ... + 398677.

It is an arithmetic number, because the mean of its divisors is an integer number (800954064).

Almost surely, 2^7814441338 is an apocalyptic number.

7814441338 is a deficient number, since it is larger than the sum of its proper divisors (5000823686).

7814441338 is a wasteful number, since it uses less digits than its factorization.

7814441338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777717.

The product of its digits is 258048, while the sum is 43.

The square root of 7814441338 is about 88399.3288322937. The cubic root of 7814441338 is about 1984.4156577209.

The spelling of 7814441338 in words is "seven billion, eight hundred fourteen million, four hundred forty-one thousand, three hundred thirty-eight".