26626430244 has 24 divisors (see below), whose sum is σ = 63573183520. Its totient is φ = 8669070144.

The previous prime is 26626430221. The next prime is 26626430249. The reversal of 26626430244 is 44203462662.

It is not an unprimeable number, because it can be changed into a prime (26626430249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25800289 + ... + 25801320.

Almost surely, 2^26626430244 is an apocalyptic number.

It is an amenable number.

26626430244 is an abundant number, since it is smaller than the sum of its proper divisors (36946753276).

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

26626430244 is a wasteful number, since it uses less digits than its factorization.

26626430244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51601659 (or 51601657 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 39.

The spelling of 26626430244 in words is "twenty-six billion, six hundred twenty-six million, four hundred thirty thousand, two hundred forty-four".