26722785090 has 16 divisors (see below), whose sum is σ = 64134684288. Its totient is φ = 7126076016.

The previous prime is 26722785079. The next prime is 26722785097. The reversal of 26722785090 is 9058722762.

It is not an unprimeable number, because it can be changed into a prime (26722785097) by changing a digit.

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, 445379722 + ... + 445379781.

It is an arithmetic number, because the mean of its divisors is an integer number (4008417768).

Almost surely, 2^26722785090 is an apocalyptic number.

26722785090 is an abundant number, since it is smaller than the sum of its proper divisors (37411899198).

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

26722785090 is a wasteful number, since it uses less digits than its factorization.

26722785090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890759513.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 26722785090 in words is "twenty-six billion, seven hundred twenty-two million, seven hundred eighty-five thousand, ninety".