15106505560066 has 8 divisors (see below), whose sum is σ = 22663597042944. Its totient is φ = 7551973212420.

The previous prime is 15106505560051. The next prime is 15106505560067. The reversal of 15106505560066 is 66006550560151.

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

It is a junction number, because it is equal to n+sod(n) for n = 15106505559998 and 15106505560025.

It is not an unprimeable number, because it can be changed into a prime (15106505560067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639769050 + ... + 639792661.

It is an arithmetic number, because the mean of its divisors is an integer number (2832949630368).

Almost surely, 2^{15106505560066} is an apocalyptic number.

15106505560066 is a deficient number, since it is larger than the sum of its proper divisors (7557091482878).

15106505560066 is a wasteful number, since it uses less digits than its factorization.

15106505560066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279567616.

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 15106505560066 in words is "fifteen trillion, one hundred six billion, five hundred five million, five hundred sixty thousand, sixty-six".