6413136223381 has 4 divisors (see below), whose sum is σ = 6413175555372. Its totient is φ = 6413096891392.

The previous prime is 6413136223331. The next prime is 6413136223387. The reversal of 6413136223381 is 1833226313146.

6413136223381 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2926733992900 + 3486402230481 = 1710770^2 + 1867191^2 .

It is a cyclic number.

It is not a de Polignac number, because 6413136223381 - 2²⁵ = 6413102668949 is a prime.

It is a super-2 number, since 2×6413136223381² (a number of 26 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 (6413136223387) by changing a digit.

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, 19420396 + ... + 19747861.

It is an arithmetic number, because the mean of its divisors is an integer number (1603293888843).

Almost surely, 2^{6413136223381} is an apocalyptic number.

It is an amenable number.

6413136223381 is a deficient number, since it is larger than the sum of its proper divisors (39331991).

6413136223381 is a wasteful number, since it uses less digits than its factorization.

6413136223381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39331990.

The product of its digits is 373248, while the sum is 43.

The spelling of 6413136223381 in words is "six trillion, four hundred thirteen billion, one hundred thirty-six million, two hundred twenty-three thousand, three hundred eighty-one".