14540155305 has 32 divisors (see below), whose sum is σ = 25071088896. Its totient is φ = 7153292544.

The previous prime is 14540155297. The next prime is 14540155307. The reversal of 14540155305 is 50355104541.

It is not a de Polignac number, because 14540155305 - 2³ = 14540155297 is a prime.

It is a super-2 number, since 2×14540155305² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14540155307) 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, 266164 + ... + 316106.

It is an arithmetic number, because the mean of its divisors is an integer number (783471528).

Almost surely, 2^14540155305 is an apocalyptic number.

14540155305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14540155305 is a deficient number, since it is larger than the sum of its proper divisors (10530933591).

14540155305 is a wasteful number, since it uses less digits than its factorization.

14540155305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51457.

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 14540155305 its reverse (50355104541), we get a palindrome (64895259846).

The spelling of 14540155305 in words is "fourteen billion, five hundred forty million, one hundred fifty-five thousand, three hundred five".