14540938515 has 24 divisors (see below), whose sum is σ = 25631489520. Its totient is φ = 7623722304.

The previous prime is 14540938493. The next prime is 14540938519. The reversal of 14540938515 is 51583904541.

It is a happy number.

14540938515 is a `hidden beast` number, since 1 + 4 + 5 + 40 + 93 + 8 + 515 = 666.

14540938515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14540938515 - 2⁵ = 14540938483 is a prime.

It is a super-2 number, since 2×14540938515² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (14540938519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2735752 + ... + 2741061.

It is an arithmetic number, because the mean of its divisors is an integer number (1067978730).

Almost surely, 2^14540938515 is an apocalyptic number.

14540938515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14540938515 is a deficient number, since it is larger than the sum of its proper divisors (11090551005).

14540938515 is a wasteful number, since it uses less digits than its factorization.

14540938515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5476883 (or 5476880 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 14540938515 in words is "fourteen billion, five hundred forty million, nine hundred thirty-eight thousand, five hundred fifteen".