13865571696 has 20 divisors (see below), whose sum is σ = 35819393672. Its totient is φ = 4621857216.

The previous prime is 13865571683. The next prime is 13865571701. The reversal of 13865571696 is 69617556831.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 144432991 + ... + 144433086.

Almost surely, 2^13865571696 is an apocalyptic number.

13865571696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13865571696 is an abundant number, since it is smaller than the sum of its proper divisors (21953821976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13865571696 is a wasteful number, since it uses less digits than its factorization.

13865571696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288866088 (or 288866082 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 57.

The spelling of 13865571696 in words is "thirteen billion, eight hundred sixty-five million, five hundred seventy-one thousand, six hundred ninety-six".