20267411967 has 96 divisors (see below), whose sum is σ = 34813009920. Its totient is φ = 11228232960.

The previous prime is 20267411953. The next prime is 20267411971. The reversal of 20267411967 is 76911476202.

It is not a de Polignac number, because 20267411967 - 2⁶ = 20267411903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20267411267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8837673 + ... + 8839965.

It is an arithmetic number, because the mean of its divisors is an integer number (362635520).

Almost surely, 2^20267411967 is an apocalyptic number.

20267411967 is a deficient number, since it is larger than the sum of its proper divisors (14545597953).

20267411967 is a wasteful number, since it uses less digits than its factorization.

20267411967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2493 (or 2490 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

It can be divided in two parts, 20267 and 411967, that added together give a palindrome (432234).

The spelling of 20267411967 in words is "twenty billion, two hundred sixty-seven million, four hundred eleven thousand, nine hundred sixty-seven".