14005605657671 has 16 divisors (see below), whose sum is σ = 14239587436800. Its totient is φ = 13775436209304.

The previous prime is 14005605657653. The next prime is 14005605657697. The reversal of 14005605657671 is 17675650650041.

It is not a de Polignac number, because 14005605657671 - 2¹⁸ = 14005605395527 is a prime.

It is a super-2 number, since 2×14005605657671² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14005605657611) 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, 198167486 + ... + 198238148.

It is an arithmetic number, because the mean of its divisors is an integer number (889974214800).

Almost surely, 2^{14005605657671} is an apocalyptic number.

14005605657671 is a deficient number, since it is larger than the sum of its proper divisors (233981779129).

14005605657671 is an frugal number, since it uses more digits than its factorization.

14005605657671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71523 (or 71389 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 53.

The spelling of 14005605657671 in words is "fourteen trillion, five billion, six hundred five million, six hundred fifty-seven thousand, six hundred seventy-one".