26728023339249 has 16 divisors (see below), whose sum is σ = 35921701017600. Its totient is φ = 17676543064320.

The previous prime is 26728023339181. The next prime is 26728023339271. The reversal of 26728023339249 is 94293332082762.

It is not a de Polignac number, because 26728023339249 - 2²³ = 26728014950641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26728023339192 and 26728023339201.

It is not an unprimeable number, because it can be changed into a prime (26728023539249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41059 + ... + 7311479.

It is an arithmetic number, because the mean of its divisors is an integer number (2245106313600).

Almost surely, 2^{26728023339249} is an apocalyptic number.

It is an amenable number.

26728023339249 is a deficient number, since it is larger than the sum of its proper divisors (9193677678351).

26728023339249 is a wasteful number, since it uses less digits than its factorization.

26728023339249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7280200.

The product of its (nonzero) digits is 47029248, while the sum is 60.

The spelling of 26728023339249 in words is "twenty-six trillion, seven hundred twenty-eight billion, twenty-three million, three hundred thirty-nine thousand, two hundred forty-nine".