413686781326 has 96 divisors (see below), whose sum is σ = 786545176032. Its totient is φ = 161730374400.

The previous prime is 413686781281. The next prime is 413686781327. The reversal of 413686781326 is 623187686314.

It is a super-2 number, since 2×413686781326² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413686781327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 75528900 + ... + 75534376.

It is an arithmetic number, because the mean of its divisors is an integer number (8193178917).

Almost surely, 2^413686781326 is an apocalyptic number.

413686781326 is a deficient number, since it is larger than the sum of its proper divisors (372858394706).

413686781326 is a wasteful number, since it uses less digits than its factorization.

413686781326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6194 (or 6187 counting only the distinct ones).

The product of its digits is 6967296, while the sum is 55.

The spelling of 413686781326 in words is "four hundred thirteen billion, six hundred eighty-six million, seven hundred eighty-one thousand, three hundred twenty-six".