14545640215 has 12 divisors (see below), whose sum is σ = 18541918296. Its totient is φ = 10952010368.

The previous prime is 14545640203. The next prime is 14545640237. The reversal of 14545640215 is 51204654541.

It is not a de Polignac number, because 14545640215 - 2⁵ = 14545640183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5031649 + ... + 5034538.

It is an arithmetic number, because the mean of its divisors is an integer number (1545159858).

Almost surely, 2^14545640215 is an apocalyptic number.

14545640215 is a deficient number, since it is larger than the sum of its proper divisors (3996278081).

14545640215 is a wasteful number, since it uses less digits than its factorization.

14545640215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10066226 (or 10066209 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The spelling of 14545640215 in words is "fourteen billion, five hundred forty-five million, six hundred forty thousand, two hundred fifteen".