26266012434 has 12 divisors (see below), whose sum is σ = 56909693646. Its totient is φ = 8755337472.

The previous prime is 26266012363. The next prime is 26266012441. The reversal of 26266012434 is 43421066262.

26266012434 is a `hidden beast` number, since 2 + 6 + 2 + 6 + 601 + 2 + 43 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13911023025 + 12354989409 = 117945^2 + 111153^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 729611439 + ... + 729611474.

Almost surely, 2^26266012434 is an apocalyptic number.

26266012434 is an abundant number, since it is smaller than the sum of its proper divisors (30643681212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26266012434 is a wasteful number, since it uses less digits than its factorization.

26266012434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459222921 (or 1459222918 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 26266012434 its reverse (43421066262), we get a palindrome (69687078696).

The spelling of 26266012434 in words is "twenty-six billion, two hundred sixty-six million, twelve thousand, four hundred thirty-four".