14541520905 has 12 divisors (see below), whose sum is σ = 25205302980. Its totient is φ = 7755477792.

The previous prime is 14541520879. The next prime is 14541520909. The reversal of 14541520905 is 50902514541.

14541520905 is a `hidden beast` number, since 1 + 4 + 5 + 41 + 520 + 90 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6272164809 + 8269356096 = 79197^2 + 90936^2 .

It is not a de Polignac number, because 14541520905 - 2¹⁸ = 14541258761 is a prime.

It is a super-2 number, since 2×14541520905² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14541520905.

It is not an unprimeable number, because it can be changed into a prime (14541520909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161572410 + ... + 161572499.

It is an arithmetic number, because the mean of its divisors is an integer number (2100441915).

Almost surely, 2^14541520905 is an apocalyptic number.

14541520905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14541520905 is a deficient number, since it is larger than the sum of its proper divisors (10663782075).

14541520905 is a wasteful number, since it uses less digits than its factorization.

14541520905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323144920 (or 323144917 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 14541520905 in words is "fourteen billion, five hundred forty-one million, five hundred twenty thousand, nine hundred five".