14898782872921 has 16 divisors (see below), whose sum is σ = 15579717753600. Its totient is φ = 14229308536128.

The previous prime is 14898782872837. The next prime is 14898782872951. The reversal of 14898782872921 is 12927828789841.

It is a cyclic number.

It is not a de Polignac number, because 14898782872921 - 2⁷ = 14898782872793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14898782872951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162186 + ... + 5461123.

It is an arithmetic number, because the mean of its divisors is an integer number (973732359600).

Almost surely, 2^{14898782872921} is an apocalyptic number.

It is an amenable number.

14898782872921 is a deficient number, since it is larger than the sum of its proper divisors (680934880679).

14898782872921 is a wasteful number, since it uses less digits than its factorization.

14898782872921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5624328.

The product of its digits is 520224768, while the sum is 76.

The spelling of 14898782872921 in words is "fourteen trillion, eight hundred ninety-eight billion, seven hundred eighty-two million, eight hundred seventy-two thousand, nine hundred twenty-one".