26355620473 has 12 divisors (see below), whose sum is σ = 32615917248. Its totient is φ = 20852797680.

The previous prime is 26355620381. The next prime is 26355620563. The reversal of 26355620473 is 37402655362.

It is a de Polignac number, because none of the positive numbers 2^k-26355620473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26355650473) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 11138133 + ... + 11140498.

It is an arithmetic number, because the mean of its divisors is an integer number (2717993104).

Almost surely, 2^26355620473 is an apocalyptic number.

It is an amenable number.

26355620473 is a deficient number, since it is larger than the sum of its proper divisors (6260296775).

26355620473 is a wasteful number, since it uses less digits than its factorization.

26355620473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22278664 (or 22278651 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 26355620473 in words is "twenty-six billion, three hundred fifty-five million, six hundred twenty thousand, four hundred seventy-three".