137660383565 has 8 divisors (see below), whose sum is σ = 165219671040. Its totient is φ = 110110166352.

The previous prime is 137660383561. The next prime is 137660383573. The reversal of 137660383565 is 565383066731.

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 137660383565 - 2² = 137660383561 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137660383561) 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, 2234129 + ... + 2294918.

It is an arithmetic number, because the mean of its divisors is an integer number (20652458880).

Almost surely, 2^137660383565 is an apocalyptic number.

It is an amenable number.

137660383565 is a deficient number, since it is larger than the sum of its proper divisors (27559287475).

137660383565 is an equidigital number, since it uses as much as digits as its factorization.

137660383565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535131.

The product of its (nonzero) digits is 8164800, while the sum is 53.

The spelling of 137660383565 in words is "one hundred thirty-seven billion, six hundred sixty million, three hundred eighty-three thousand, five hundred sixty-five".