13797529557 has 8 divisors (see below), whose sum is σ = 21024806976. Its totient is φ = 7884302592.

The previous prime is 13797529513. The next prime is 13797529589. The reversal of 13797529557 is 75592579731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13797529557 - 2¹⁰ = 13797528533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13797529557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13797529957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328512588 + ... + 328512629.

It is an arithmetic number, because the mean of its divisors is an integer number (2628100872).

Almost surely, 2^13797529557 is an apocalyptic number.

It is an amenable number.

13797529557 is a deficient number, since it is larger than the sum of its proper divisors (7227277419).

13797529557 is an equidigital number, since it uses as much as digits as its factorization.

13797529557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657025227.

The product of its digits is 20837250, while the sum is 60.

The spelling of 13797529557 in words is "thirteen billion, seven hundred ninety-seven million, five hundred twenty-nine thousand, five hundred fifty-seven".