14855522399 has 4 divisors (see below), whose sum is σ = 14855867664. Its totient is φ = 14855177136.

The previous prime is 14855522387. The next prime is 14855522401. The reversal of 14855522399 is 99322555841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99322555841 = 19 ⋅5227502939.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14855522399 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 14855522399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14855522999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97067 + ... + 197820.

It is an arithmetic number, because the mean of its divisors is an integer number (3713966916).

Almost surely, 2^14855522399 is an apocalyptic number.

14855522399 is a deficient number, since it is larger than the sum of its proper divisors (345265).

14855522399 is an equidigital number, since it uses as much as digits as its factorization.

14855522399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345264.

The product of its digits is 3888000, while the sum is 53.

The spelling of 14855522399 in words is "fourteen billion, eight hundred fifty-five million, five hundred twenty-two thousand, three hundred ninety-nine".