138296278229759 has 4 divisors (see below), whose sum is σ = 148934453478216. Its totient is φ = 127658102981304.

The previous prime is 138296278229741. The next prime is 138296278229777. The reversal of 138296278229759 is 957922872692831.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (138296278229741) and next prime (138296278229777).

It is a cyclic number.

It is not a de Polignac number, because 138296278229759 - 2²⁸ = 138296009794303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138296278229729) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5319087624209 + ... + 5319087624234.

It is an arithmetic number, because the mean of its divisors is an integer number (37233613369554).

Almost surely, 2^{138296278229759} is an apocalyptic number.

138296278229759 is a deficient number, since it is larger than the sum of its proper divisors (10638175248457).

138296278229759 is a wasteful number, since it uses less digits than its factorization.

138296278229759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10638175248456.

The product of its digits is 3292047360, while the sum is 80.

The spelling of 138296278229759 in words is "one hundred thirty-eight trillion, two hundred ninety-six billion, two hundred seventy-eight million, two hundred twenty-nine thousand, seven hundred fifty-nine".