15109352066 has 8 divisors (see below), whose sum is σ = 22765661184. Its totient is φ = 7520798340.

The previous prime is 15109352053. The next prime is 15109352113. The reversal of 15109352066 is 66025390151.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16938290 + ... + 16939181.

It is an arithmetic number, because the mean of its divisors is an integer number (2845707648).

Almost surely, 2^15109352066 is an apocalyptic number.

15109352066 is a deficient number, since it is larger than the sum of its proper divisors (7656309118).

15109352066 is a wasteful number, since it uses less digits than its factorization.

15109352066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33877696.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 15109352066 in words is "fifteen billion, one hundred nine million, three hundred fifty-two thousand, sixty-six".