14102638563 has 32 divisors (see below), whose sum is σ = 20484172800. Its totient is φ = 8578477440.

The previous prime is 14102638519. The next prime is 14102638573. The reversal of 14102638563 is 36583620141.

It is not a de Polignac number, because 14102638563 - 2⁸ = 14102638307 is a prime.

It is a super-2 number, since 2×14102638563² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (14102638573) 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, 2403253 + ... + 2409113.

It is an arithmetic number, because the mean of its divisors is an integer number (640130400).

Almost surely, 2^14102638563 is an apocalyptic number.

14102638563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

14102638563 is a deficient number, since it is larger than the sum of its proper divisors (6381534237).

14102638563 is a wasteful number, since it uses less digits than its factorization.

14102638563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6579.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 14102638563 in words is "fourteen billion, one hundred two million, six hundred thirty-eight thousand, five hundred sixty-three".