26894550039 has 8 divisors (see below), whose sum is σ = 40982171520. Its totient is φ = 15368314296.

The previous prime is 26894550037. The next prime is 26894550077. The reversal of 26894550039 is 93005549862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 26894550039 - 2¹ = 26894550037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26894549973 and 26894550000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26894550037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 640346409 + ... + 640346450.

It is an arithmetic number, because the mean of its divisors is an integer number (5122771440).

Almost surely, 2^26894550039 is an apocalyptic number.

26894550039 is a deficient number, since it is larger than the sum of its proper divisors (14087621481).

26894550039 is a wasteful number, since it uses less digits than its factorization.

26894550039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280692869.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 26894550039 in words is "twenty-six billion, eight hundred ninety-four million, five hundred fifty thousand, thirty-nine".