20411151246266 has 16 divisors (see below), whose sum is σ = 34214701425408. Its totient is φ = 9051508312800.

The previous prime is 20411151246263. The next prime is 20411151246331. The reversal of 20411151246266 is 66264215111402.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (20411151246263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11314384490 + ... + 11314386293.

It is an arithmetic number, because the mean of its divisors is an integer number (2138418839088).

Almost surely, 2^{20411151246266} is an apocalyptic number.

20411151246266 is a deficient number, since it is larger than the sum of its proper divisors (13803550179142).

20411151246266 is a wasteful number, since it uses less digits than its factorization.

20411151246266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22628770837.

The product of its (nonzero) digits is 138240, while the sum is 41.

Adding to 20411151246266 its reverse (66264215111402), we get a palindrome (86675366357668).

The spelling of 20411151246266 in words is "twenty trillion, four hundred eleven billion, one hundred fifty-one million, two hundred forty-six thousand, two hundred sixty-six".