13851899485 has 16 divisors (see below), whose sum is σ = 16671612672. Its totient is φ = 11048673600.

The previous prime is 13851899461. The next prime is 13851899491. The reversal of 13851899485 is 58499815831.

It is not a de Polignac number, because 13851899485 - 2⁷ = 13851899357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5184700 + ... + 5187370.

It is an arithmetic number, because the mean of its divisors is an integer number (1041975792).

Almost surely, 2^13851899485 is an apocalyptic number.

It is an amenable number.

13851899485 is a deficient number, since it is larger than the sum of its proper divisors (2819713187).

13851899485 is a wasteful number, since it uses less digits than its factorization.

13851899485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5364.

The product of its digits is 12441600, while the sum is 61.

The spelling of 13851899485 in words is "thirteen billion, eight hundred fifty-one million, eight hundred ninety-nine thousand, four hundred eighty-five".