26355220368 has 40 divisors (see below), whose sum is σ = 69016990368. Its totient is φ = 8664728832.

The previous prime is 26355220357. The next prime is 26355220399. The reversal of 26355220368 is 86302255362.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3757230 + ... + 3764237.

Almost surely, 2^26355220368 is an apocalyptic number.

It is an amenable number.

26355220368 is an abundant number, since it is smaller than the sum of its proper divisors (42661770000).

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

26355220368 is a wasteful number, since it uses less digits than its factorization.

26355220368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7521551 (or 7521545 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 26355220368 in words is "twenty-six billion, three hundred fifty-five million, two hundred twenty thousand, three hundred sixty-eight".