13056634330 has 24 divisors (see below), whose sum is σ = 24340314492. Its totient is φ = 5042558976.

The previous prime is 13056634309. The next prime is 13056634379. The reversal of 13056634330 is 3343665031.

It can be written as a sum of positive squares in 6 ways, for example, as 6525246841 + 6531387489 = 80779^2 + 80817^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 767847 + ... + 784666.

Almost surely, 2^13056634330 is an apocalyptic number.

13056634330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13056634330 is a deficient number, since it is larger than the sum of its proper divisors (11283680162).

13056634330 is a wasteful number, since it uses less digits than its factorization.

13056634330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552578 (or 1552549 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 34.

The spelling of 13056634330 in words is "thirteen billion, fifty-six million, six hundred thirty-four thousand, three hundred thirty".