13803764849 has 8 divisors (see below), whose sum is σ = 15776958720. Its totient is φ = 11830877856.

The previous prime is 13803764773. The next prime is 13803764867. The reversal of 13803764849 is 94846730831.

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

It is not a de Polignac number, because 13803764849 - 2²⁴ = 13786987633 is a prime.

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 13803764849.

It is not an unprimeable number, because it can be changed into a prime (13803760849) 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, 29477 + ... + 168749.

It is an arithmetic number, because the mean of its divisors is an integer number (1972119840).

Almost surely, 2^13803764849 is an apocalyptic number.

It is an amenable number.

13803764849 is a deficient number, since it is larger than the sum of its proper divisors (1973193871).

13803764849 is a wasteful number, since it uses less digits than its factorization.

13803764849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153439.

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 13803764849 in words is "thirteen billion, eight hundred three million, seven hundred sixty-four thousand, eight hundred forty-nine".