26969016939 has 8 divisors (see below), whose sum is σ = 36465149952. Its totient is φ = 17726114280.

The previous prime is 26969016881. The next prime is 26969016961. The reversal of 26969016939 is 93961096962.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-26969016939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26969016989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63307339 + ... + 63307764.

It is an arithmetic number, because the mean of its divisors is an integer number (4558143744).

Almost surely, 2^26969016939 is an apocalyptic number.

26969016939 is a deficient number, since it is larger than the sum of its proper divisors (9496133013).

26969016939 is a wasteful number, since it uses less digits than its factorization.

26969016939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126615177.

The product of its (nonzero) digits is 8503056, while the sum is 60.

The spelling of 26969016939 in words is "twenty-six billion, nine hundred sixty-nine million, sixteen thousand, nine hundred thirty-nine".