20414411310251 has 16 divisors (see below), whose sum is σ = 23961583713024. Its totient is φ = 17024956428384.

The previous prime is 20414411310247. The next prime is 20414411310253. The reversal of 20414411310251 is 15201311441402.

It is a cyclic number.

It is not a de Polignac number, because 20414411310251 - 2² = 20414411310247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20414411310253) 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 15 ways as a sum of consecutive naturals, for example, 25895756 + ... + 26672438.

It is an arithmetic number, because the mean of its divisors is an integer number (1497598982064).

Almost surely, 2^{20414411310251} is an apocalyptic number.

20414411310251 is a deficient number, since it is larger than the sum of its proper divisors (3547172402773).

20414411310251 is a wasteful number, since it uses less digits than its factorization.

20414411310251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878210.

The product of its (nonzero) digits is 3840, while the sum is 29.

Adding to 20414411310251 its reverse (15201311441402), we get a palindrome (35615722751653).

The spelling of 20414411310251 in words is "twenty trillion, four hundred fourteen billion, four hundred eleven million, three hundred ten thousand, two hundred fifty-one".