26240036320 has 24 divisors (see below), whose sum is σ = 61992086184. Its totient is φ = 10496014464.

The previous prime is 26240036287. The next prime is 26240036323. The reversal of 26240036320 is 2363004262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26240036323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81999954 + ... + 82000273.

It is an arithmetic number, because the mean of its divisors is an integer number (2583003591).

Almost surely, 2^26240036320 is an apocalyptic number.

26240036320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26240036320 is an abundant number, since it is smaller than the sum of its proper divisors (35752049864).

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

26240036320 is a wasteful number, since it uses less digits than its factorization.

26240036320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164000242 (or 164000234 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The spelling of 26240036320 in words is "twenty-six billion, two hundred forty million, thirty-six thousand, three hundred twenty".