20414515211 has 8 divisors (see below), whose sum is σ = 21490292880. Its totient is φ = 19338870528.

The previous prime is 20414515201. The next prime is 20414515217. The reversal of 20414515211 is 11251541402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20414515211 - 2²⁶ = 20347406347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20414515217) 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 7 ways as a sum of consecutive naturals, for example, 507635 + ... + 546371.

It is an arithmetic number, because the mean of its divisors is an integer number (2686286610).

Almost surely, 2^20414515211 is an apocalyptic number.

20414515211 is a deficient number, since it is larger than the sum of its proper divisors (1075777669).

20414515211 is a wasteful number, since it uses less digits than its factorization.

20414515211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66493.

The product of its (nonzero) digits is 1600, while the sum is 26.

The spelling of 20414515211 in words is "twenty billion, four hundred fourteen million, five hundred fifteen thousand, two hundred eleven".