3126661326 has 12 divisors (see below), whose sum is σ = 6774432912. Its totient is φ = 1042220436.

The previous prime is 3126661313. The next prime is 3126661367. The reversal of 3126661326 is 6231666213.

3126661326 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3126661326² = 19552022095008156552, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86851686 + ... + 86851721.

It is an arithmetic number, because the mean of its divisors is an integer number (564536076).

Almost surely, 2^3126661326 is an apocalyptic number.

3126661326 is an abundant number, since it is smaller than the sum of its proper divisors (3647771586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3126661326 is a wasteful number, since it uses less digits than its factorization.

3126661326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173703415 (or 173703412 counting only the distinct ones).

The product of its digits is 46656, while the sum is 36.

The square root of 3126661326 is about 55916.5568145965. The cubic root of 3126661326 is about 1462.2679030326.

The spelling of 3126661326 in words is "three billion, one hundred twenty-six million, six hundred sixty-one thousand, three hundred twenty-six".