102726746939 has 8 divisors (see below), whose sum is σ = 103499007120. Its totient is φ = 101956691200.

The previous prime is 102726746917. The next prime is 102726746981. The reversal of 102726746939 is 939647627201.

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

It is a cyclic number.

It is not a de Polignac number, because 102726746939 - 2³² = 98431779643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102726746999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 457502 + ... + 644019.

It is an arithmetic number, because the mean of its divisors is an integer number (12937375890).

Almost surely, 2^102726746939 is an apocalyptic number.

102726746939 is a deficient number, since it is larger than the sum of its proper divisors (772260181).

102726746939 is a wasteful number, since it uses less digits than its factorization.

102726746939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102221.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 102726746939 in words is "one hundred two billion, seven hundred twenty-six million, seven hundred forty-six thousand, nine hundred thirty-nine".