20014451336247 has 8 divisors (see below), whose sum is σ = 26686000681200. Its totient is φ = 13342934774400.

The previous prime is 20014451336207. The next prime is 20014451336261. The reversal of 20014451336247 is 74263315441002.

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

It is not a de Polignac number, because 20014451336247 - 2¹⁰ = 20014451335223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20014451336199 and 20014451336208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20014451336207) 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, 6734004 + ... + 9239897.

It is an arithmetic number, because the mean of its divisors is an integer number (3335750085150).

Almost surely, 2^{20014451336247} is an apocalyptic number.

20014451336247 is a deficient number, since it is larger than the sum of its proper divisors (6671549344953).

20014451336247 is a wasteful number, since it uses less digits than its factorization.

20014451336247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16391553.

The product of its (nonzero) digits is 483840, while the sum is 42.

Adding to 20014451336247 its reverse (74263315441002), we get a palindrome (94277766777249).

The spelling of 20014451336247 in words is "twenty trillion, fourteen billion, four hundred fifty-one million, three hundred thirty-six thousand, two hundred forty-seven".