26070659920 has 20 divisors (see below), whose sum is σ = 60614284500. Its totient is φ = 10428263936.

The previous prime is 26070659911. The next prime is 26070659933. The reversal of 26070659920 is 2995607062.

It can be written as a sum of positive squares in 2 ways, for example, as 16524588304 + 9546071616 = 128548^2 + 97704^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 162941545 + ... + 162941704.

It is an arithmetic number, because the mean of its divisors is an integer number (3030714225).

Almost surely, 2^26070659920 is an apocalyptic number.

26070659920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26070659920 is an abundant number, since it is smaller than the sum of its proper divisors (34543624580).

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

26070659920 is a wasteful number, since it uses less digits than its factorization.

26070659920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325883262 (or 325883256 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 46.

The spelling of 26070659920 in words is "twenty-six billion, seventy million, six hundred fifty-nine thousand, nine hundred twenty".