14899385865 has 32 divisors (see below), whose sum is σ = 29340331776. Its totient is φ = 6287212800.

The previous prime is 14899385863. The next prime is 14899385867. The reversal of 14899385865 is 56858399841.

It is an interprime number because it is at equal distance from previous prime (14899385863) and next prime (14899385867).

It is not a de Polignac number, because 14899385865 - 2¹ = 14899385863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14899385796 and 14899385805.

It is not an unprimeable number, because it can be changed into a prime (14899385863) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5456286 + ... + 5459015.

It is an arithmetic number, because the mean of its divisors is an integer number (916885368).

Almost surely, 2^14899385865 is an apocalyptic number.

14899385865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14899385865 is a deficient number, since it is larger than the sum of its proper divisors (14440945911).

14899385865 is a wasteful number, since it uses less digits than its factorization.

14899385865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10915329.

The product of its digits is 74649600, while the sum is 66.

The spelling of 14899385865 in words is "fourteen billion, eight hundred ninety-nine million, three hundred eighty-five thousand, eight hundred sixty-five".