13996727571 has 16 divisors (see below), whose sum is σ = 19269877760. Its totient is φ = 9027538560.

The previous prime is 13996727557. The next prime is 13996727573. The reversal of 13996727571 is 17572769931.

It is not a de Polignac number, because 13996727571 - 2⁵ = 13996727539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13996727573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332910 + ... + 372588.

It is an arithmetic number, because the mean of its divisors is an integer number (1204367360).

Almost surely, 2^13996727571 is an apocalyptic number.

13996727571 is a deficient number, since it is larger than the sum of its proper divisors (5273150189).

13996727571 is a wasteful number, since it uses less digits than its factorization.

13996727571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43506.

The product of its digits is 5000940, while the sum is 57.

The spelling of 13996727571 in words is "thirteen billion, nine hundred ninety-six million, seven hundred twenty-seven thousand, five hundred seventy-one".