13593720419 has 18 divisors (see below), whose sum is σ = 14193297540. Its totient is φ = 13015567488.

The previous prime is 13593720409. The next prime is 13593720433. The reversal of 13593720419 is 91402739531.

It is not a de Polignac number, because 13593720419 - 2¹⁶ = 13593654883 is a prime.

It is a super-2 number, since 2×13593720419² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13593720419.

It is not an unprimeable number, because it can be changed into a prime (13593720409) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 38508947 + ... + 38509299.

It is an arithmetic number, because the mean of its divisors is an integer number (788516530).

Almost surely, 2^13593720419 is an apocalyptic number.

13593720419 is a deficient number, since it is larger than the sum of its proper divisors (599577121).

13593720419 is an frugal number, since it uses more digits than its factorization.

13593720419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851 (or 455 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 44.

The spelling of 13593720419 in words is "thirteen billion, five hundred ninety-three million, seven hundred twenty thousand, four hundred nineteen".