15506166112 has 12 divisors (see below), whose sum is σ = 30527764596. Its totient is φ = 7753083040.

The previous prime is 15506166083. The next prime is 15506166113. The reversal of 15506166112 is 21166160551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15506166113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242283814 + ... + 242283877.

It is an arithmetic number, because the mean of its divisors is an integer number (2543980383).

Almost surely, 2^15506166112 is an apocalyptic number.

It is an amenable number.

15506166112 is a deficient number, since it is larger than the sum of its proper divisors (15021598484).

15506166112 is an equidigital number, since it uses as much as digits as its factorization.

15506166112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484567701 (or 484567693 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 34.

The spelling of 15506166112 in words is "fifteen billion, five hundred six million, one hundred sixty-six thousand, one hundred twelve".