14924982891 has 64 divisors (see below), whose sum is σ = 25544400896. Its totient is φ = 7539609600.

The previous prime is 14924982883. The next prime is 14924982959. The reversal of 14924982891 is 19828942941.

It is not a de Polignac number, because 14924982891 - 2³ = 14924982883 is a prime.

It is a super-2 number, since 2×14924982891² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14924982841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 811821 + ... + 830001.

It is an arithmetic number, because the mean of its divisors is an integer number (399131264).

Almost surely, 2^14924982891 is an apocalyptic number.

14924982891 is a deficient number, since it is larger than the sum of its proper divisors (10619418005).

14924982891 is a wasteful number, since it uses less digits than its factorization.

14924982891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18332.

The product of its digits is 2985984, while the sum is 57.

The spelling of 14924982891 in words is "fourteen billion, nine hundred twenty-four million, nine hundred eighty-two thousand, eight hundred ninety-one".