26238358228 has 6 divisors (see below), whose sum is σ = 45917126906. Its totient is φ = 13119179112.

The previous prime is 26238358219. The next prime is 26238358261. The reversal of 26238358228 is 82285383262.

It can be written as a sum of positive squares in only one way, i.e., 24670356624 + 1568001604 = 157068^2 + 39598^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3279794775 + ... + 3279794782.

Almost surely, 2^26238358228 is an apocalyptic number.

It is an amenable number.

26238358228 is a deficient number, since it is larger than the sum of its proper divisors (19678768678).

26238358228 is a wasteful number, since it uses less digits than its factorization.

26238358228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6559589561 (or 6559589559 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 49.

The spelling of 26238358228 in words is "twenty-six billion, two hundred thirty-eight million, three hundred fifty-eight thousand, two hundred twenty-eight".