7813369413 has 12 divisors (see below), whose sum is σ = 11336590720. Its totient is φ = 5185553256.

The previous prime is 7813369409. The next prime is 7813369433. The reversal of 7813369413 is 3149633187.

7813369413 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7813369413 - 2² = 7813369409 is a prime.

It is a super-2 number, since 2×7813369413² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7813369433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1944523 + ... + 1948536.

Almost surely, 2^7813369413 is an apocalyptic number.

It is an amenable number.

7813369413 is a deficient number, since it is larger than the sum of its proper divisors (3523221307).

7813369413 is a wasteful number, since it uses less digits than its factorization.

7813369413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3893288 (or 3893285 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 7813369413 is about 88393.2656541210. The cubic root of 7813369413 is about 1984.3249179426.

The spelling of 7813369413 in words is "seven billion, eight hundred thirteen million, three hundred sixty-nine thousand, four hundred thirteen".