11726434562 has 8 divisors (see below), whose sum is σ = 17701688316. Its totient is φ = 5825871792.

The previous prime is 11726434561. The next prime is 11726434571. The reversal of 11726434562 is 26543462711.

11726434562 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11276103721 + 450330841 = 106189^2 + 21221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11726434561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18672353 + ... + 18672980.

Almost surely, 2^11726434562 is an apocalyptic number.

11726434562 is a deficient number, since it is larger than the sum of its proper divisors (5975253754).

11726434562 is a wasteful number, since it uses less digits than its factorization.

11726434562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37345492.

The product of its digits is 241920, while the sum is 41.

The spelling of 11726434562 in words is "eleven billion, seven hundred twenty-six million, four hundred thirty-four thousand, five hundred sixty-two".