137392875817 has 8 divisors (see below), whose sum is σ = 144132402240. Its totient is φ = 130786805520.

The previous prime is 137392875761. The next prime is 137392875821. The reversal of 137392875817 is 718578293731.

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 137392875817 - 2⁷ = 137392875689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137392875857) 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, 33361923 + ... + 33366040.

It is an arithmetic number, because the mean of its divisors is an integer number (18016550280).

Almost surely, 2^137392875817 is an apocalyptic number.

It is an amenable number.

137392875817 is a deficient number, since it is larger than the sum of its proper divisors (6739526423).

137392875817 is an equidigital number, since it uses as much as digits as its factorization.

137392875817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66728063.

The product of its digits is 17781120, while the sum is 61.

The spelling of 137392875817 in words is "one hundred thirty-seven billion, three hundred ninety-two million, eight hundred seventy-five thousand, eight hundred seventeen".