26822246940 has 72 divisors (see below), whose sum is σ = 82107305280. Its totient is φ = 7086973824.

The previous prime is 26822246923. The next prime is 26822246959. The reversal of 26822246940 is 4964222862.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 23 ways as a sum of consecutive naturals, for example, 663924 + ... + 703163.

It is an arithmetic number, because the mean of its divisors is an integer number (1140379240).

Almost surely, 2^26822246940 is an apocalyptic number.

26822246940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26822246940 is an abundant number, since it is smaller than the sum of its proper divisors (55285058340).

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

26822246940 is a wasteful number, since it uses less digits than its factorization.

26822246940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367211 (or 1367206 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 26822246940 in words is "twenty-six billion, eight hundred twenty-two million, two hundred forty-six thousand, nine hundred forty".