20014611534217 has 4 divisors (see below), whose sum is σ = 20015503751700. Its totient is φ = 20013719316736.

The previous prime is 20014611534173. The next prime is 20014611534251. The reversal of 20014611534217 is 71243511641002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16520493540681 + 3494117993536 = 4064541^2 + 1869256^2 .

It is a cyclic number.

It is not a de Polignac number, because 20014611534217 - 2³⁹ = 19464855720329 is a prime.

It is a super-2 number, since 2×20014611534217² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20014611534277) 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 3 ways as a sum of consecutive naturals, for example, 446075092 + ... + 446119957.

It is an arithmetic number, because the mean of its divisors is an integer number (5003875937925).

Almost surely, 2^{20014611534217} is an apocalyptic number.

It is an amenable number.

20014611534217 is a deficient number, since it is larger than the sum of its proper divisors (892217483).

20014611534217 is an equidigital number, since it uses as much as digits as its factorization.

20014611534217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892217482.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 20014611534217 in words is "twenty trillion, fourteen billion, six hundred eleven million, five hundred thirty-four thousand, two hundred seventeen".