26648044862428 has 24 divisors (see below), whose sum is σ = 51955955944704. Its totient is φ = 11855029628400.

The previous prime is 26648044862389. The next prime is 26648044862477. The reversal of 26648044862428 is 82426844084662.

It is a happy number.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 26648044862428.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6442948818 + ... + 6442952953.

It is an arithmetic number, because the mean of its divisors is an integer number (2164831497696).

Almost surely, 2^{26648044862428} is an apocalyptic number.

It is an amenable number.

26648044862428 is a deficient number, since it is larger than the sum of its proper divisors (25307911082276).

26648044862428 is a wasteful number, since it uses less digits than its factorization.

26648044862428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12885901833 (or 12885901831 counting only the distinct ones).

The product of its (nonzero) digits is 226492416, while the sum is 64.

The spelling of 26648044862428 in words is "twenty-six trillion, six hundred forty-eight billion, forty-four million, eight hundred sixty-two thousand, four hundred twenty-eight".