13486819117 has 8 divisors (see below), whose sum is σ = 14288122872. Its totient is φ = 12686400000.

The previous prime is 13486819081. The next prime is 13486819121. The reversal of 13486819117 is 71191868431.

It can be written as a sum of positive squares in 4 ways, for example, as 238578916 + 13248240201 = 15446^2 + 115101^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13486819117 - 2¹⁵ = 13486786349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13486816117) 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, 189634 + ... + 250867.

It is an arithmetic number, because the mean of its divisors is an integer number (1786015359).

Almost surely, 2^13486819117 is an apocalyptic number.

13486819117 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

13486819117 is a deficient number, since it is larger than the sum of its proper divisors (801303755).

13486819117 is a wasteful number, since it uses less digits than its factorization.

13486819117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442319.

The product of its digits is 290304, while the sum is 49.

The spelling of 13486819117 in words is "thirteen billion, four hundred eighty-six million, eight hundred nineteen thousand, one hundred seventeen".