20214063281413 has 12 divisors (see below), whose sum is σ = 20719494495364. Its totient is φ = 19720675411200.

The previous prime is 20214063281267. The next prime is 20214063281429. The reversal of 20214063281413 is 31418236041202.

It can be written as a sum of positive squares in 6 ways, for example, as 7880635719009 + 12333427562404 = 2807247^2 + 3511898^2 .

It is not a de Polignac number, because 20214063281413 - 2³⁷ = 20076624327941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20214063281483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164745595 + ... + 164868247.

Almost surely, 2^{20214063281413} is an apocalyptic number.

It is an amenable number.

20214063281413 is a deficient number, since it is larger than the sum of its proper divisors (505431213951).

20214063281413 is an equidigital number, since it uses as much as digits as its factorization.

20214063281413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220776 (or 220735 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 20214063281413 in words is "twenty trillion, two hundred fourteen billion, sixty-three million, two hundred eighty-one thousand, four hundred thirteen".