13166303172 has 48 divisors (see below), whose sum is σ = 34971374592. Its totient is φ = 3816318880.

The previous prime is 13166303093. The next prime is 13166303201. The reversal of 13166303172 is 27130366131.

It is a super-3 number, since 3×13166303172³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2165328 + ... + 2171399.

It is an arithmetic number, because the mean of its divisors is an integer number (728570304).

Almost surely, 2^13166303172 is an apocalyptic number.

13166303172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13166303172 is an abundant number, since it is smaller than the sum of its proper divisors (21805071420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13166303172 is a wasteful number, since it uses less digits than its factorization.

13166303172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336768 (or 4336766 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The spelling of 13166303172 in words is "thirteen billion, one hundred sixty-six million, three hundred three thousand, one hundred seventy-two".