26864765383412 has 48 divisors (see below), whose sum is σ = 52136045829504. Its totient is φ = 12009231120000.

The previous prime is 26864765383381. The next prime is 26864765383457. The reversal of 26864765383412 is 21438356746862.

It is a Smith number, since the sum of its digits (65) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16818938 + ... + 18346830.

It is an arithmetic number, because the mean of its divisors is an integer number (1086167621448).

Almost surely, 2^{26864765383412} is an apocalyptic number.

26864765383412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

26864765383412 is a deficient number, since it is larger than the sum of its proper divisors (25271280446092).

26864765383412 is a wasteful number, since it uses less digits than its factorization.

26864765383412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534520 (or 1534518 counting only the distinct ones).

The product of its digits is 278691840, while the sum is 65.

The spelling of 26864765383412 in words is "twenty-six trillion, eight hundred sixty-four billion, seven hundred sixty-five million, three hundred eighty-three thousand, four hundred twelve".