26281306604 has 72 divisors (see below), whose sum is σ = 58475958912. Its totient is φ = 10258859520.

The previous prime is 26281306567. The next prime is 26281306663. The reversal of 26281306604 is 40660318262.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23927 + ... + 230510.

It is an arithmetic number, because the mean of its divisors is an integer number (812166096).

Almost surely, 2^26281306604 is an apocalyptic number.

It is an amenable number.

26281306604 is an abundant number, since it is smaller than the sum of its proper divisors (32194652308).

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

26281306604 is a wasteful number, since it uses less digits than its factorization.

26281306604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254503 (or 254494 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 26281306604 in words is "twenty-six billion, two hundred eighty-one million, three hundred six thousand, six hundred four".