14534778314 has 16 divisors (see below), whose sum is σ = 24918537600. Its totient is φ = 6228747024.

The previous prime is 14534778311. The next prime is 14534778331. The reversal of 14534778314 is 41387743541.

It is a super-2 number, since 2×14534778314² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14534778311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236192 + ... + 291300.

It is an arithmetic number, because the mean of its divisors is an integer number (1557408600).

Almost surely, 2^14534778314 is an apocalyptic number.

14534778314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

14534778314 is a deficient number, since it is larger than the sum of its proper divisors (10383759286).

14534778314 is a wasteful number, since it uses less digits than its factorization.

14534778314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73957.

The product of its digits is 1128960, while the sum is 47.

The spelling of 14534778314 in words is "fourteen billion, five hundred thirty-four million, seven hundred seventy-eight thousand, three hundred fourteen".