26364223863240 has 128 divisors (see below), whose sum is σ = 79212188563200. Its totient is φ = 7019841070080.

The previous prime is 26364223863203. The next prime is 26364223863251. The reversal of 26364223863240 is 4236832246362.

It is a super-2 number, since 2×26364223863240² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349671466 + ... + 349746854.

It is an arithmetic number, because the mean of its divisors is an integer number (618845223150).

Almost surely, 2^{26364223863240} is an apocalyptic number.

26364223863240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26364223863240 is an abundant number, since it is smaller than the sum of its proper divisors (52847964699960).

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

26364223863240 is a wasteful number, since it uses less digits than its factorization.

26364223863240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79767 (or 79763 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 51.

The spelling of 26364223863240 in words is "twenty-six trillion, three hundred sixty-four billion, two hundred twenty-three million, eight hundred sixty-three thousand, two hundred forty".