13056889347 has 6 divisors (see below), whose sum is σ = 18859951292. Its totient is φ = 8704592892.

The previous prime is 13056889303. The next prime is 13056889367. The reversal of 13056889347 is 74398865031.

13056889347 is a `hidden beast` number, since 1 + 30 + 568 + 8 + 9 + 3 + 47 = 666.

It is not a de Polignac number, because 13056889347 - 2¹⁴ = 13056872963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13056889293 and 13056889302.

It is not an unprimeable number, because it can be changed into a prime (13056889367) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 725382733 + ... + 725382750.

Almost surely, 2^13056889347 is an apocalyptic number.

13056889347 is a deficient number, since it is larger than the sum of its proper divisors (5803061945).

13056889347 is a wasteful number, since it uses less digits than its factorization.

13056889347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450765489 (or 1450765486 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 13056889347 in words is "thirteen billion, fifty-six million, eight hundred eighty-nine thousand, three hundred forty-seven".