26434120223 has 16 divisors (see below), whose sum is σ = 31258543680. Its totient is φ = 21872046336.

The previous prime is 26434120211. The next prime is 26434120241. The reversal of 26434120223 is 32202143462.

It is a happy number.

It is not a de Polignac number, because 26434120223 - 2²⁰ = 26433071647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26434123223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1303961 + ... + 1324077.

It is an arithmetic number, because the mean of its divisors is an integer number (1953658980).

Almost surely, 2^26434120223 is an apocalyptic number.

26434120223 is a deficient number, since it is larger than the sum of its proper divisors (4824423457).

26434120223 is a wasteful number, since it uses less digits than its factorization.

26434120223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26626.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 26434120223 its reverse (32202143462), we get a palindrome (58636263685).

The spelling of 26434120223 in words is "twenty-six billion, four hundred thirty-four million, one hundred twenty thousand, two hundred twenty-three".