20442013514511 has 8 divisors (see below), whose sum is σ = 27525879584304. Its totient is φ = 13493078227200.

The previous prime is 20442013514501. The next prime is 20442013514561. The reversal of 20442013514511 is 11541531024402.

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

It is not a de Polignac number, because 20442013514511 - 2⁵ = 20442013514479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20442013514501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33732695266 + ... + 33732695871.

It is an arithmetic number, because the mean of its divisors is an integer number (3440734948038).

Almost surely, 2^{20442013514511} is an apocalyptic number.

20442013514511 is a deficient number, since it is larger than the sum of its proper divisors (7083866069793).

20442013514511 is a wasteful number, since it uses less digits than its factorization.

20442013514511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67465391241.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 20442013514511 its reverse (11541531024402), we get a palindrome (31983544538913).

The spelling of 20442013514511 in words is "twenty trillion, four hundred forty-two billion, thirteen million, five hundred fourteen thousand, five hundred eleven".