15145760720109 has 8 divisors (see below), whose sum is σ = 20341751624640. Its totient is φ = 10023471814496.

The previous prime is 15145760720093. The next prime is 15145760720141. The reversal of 15145760720109 is 90102706754151.

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 15145760720109 - 2⁴ = 15145760720093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15145760720509) 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, 18425499249 + ... + 18425500070.

It is an arithmetic number, because the mean of its divisors is an integer number (2542718953080).

Almost surely, 2^{15145760720109} is an apocalyptic number.

It is an amenable number.

15145760720109 is a deficient number, since it is larger than the sum of its proper divisors (5195990904531).

15145760720109 is a wasteful number, since it uses less digits than its factorization.

15145760720109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36850999459.

The product of its (nonzero) digits is 529200, while the sum is 48.

The spelling of 15145760720109 in words is "fifteen trillion, one hundred forty-five billion, seven hundred sixty million, seven hundred twenty thousand, one hundred nine".