14649381507 has 16 divisors (see below), whose sum is σ = 20078972928. Its totient is φ = 9496791360.

The previous prime is 14649381503. The next prime is 14649381533. The reversal of 14649381507 is 70518394641.

14649381507 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 14649381507 - 2² = 14649381503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14649381503) 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 15 ways as a sum of consecutive naturals, for example, 455523 + ... + 486620.

It is an arithmetic number, because the mean of its divisors is an integer number (1254935808).

Almost surely, 2^14649381507 is an apocalyptic number.

14649381507 is a deficient number, since it is larger than the sum of its proper divisors (5429591421).

14649381507 is an equidigital number, since it uses as much as digits as its factorization.

14649381507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942290.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 14649381507 in words is "fourteen billion, six hundred forty-nine million, three hundred eighty-one thousand, five hundred seven".