14181531080 has 32 divisors (see below), whose sum is σ = 31948552440. Its totient is φ = 5665482240.

The previous prime is 14181531071. The next prime is 14181531097. The reversal of 14181531080 is 8013518141.

It can be written as a sum of positive squares in 4 ways, for example, as 12138310276 + 2043220804 = 110174^2 + 45202^2 .

It is a super-2 number, since 2×14181531080² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190541 + ... + 254300.

Almost surely, 2^14181531080 is an apocalyptic number.

14181531080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14181531080 is an abundant number, since it is smaller than the sum of its proper divisors (17767021360).

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

14181531080 is a wasteful number, since it uses less digits than its factorization.

14181531080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445649 (or 445645 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 32.

The spelling of 14181531080 in words is "fourteen billion, one hundred eighty-one million, five hundred thirty-one thousand, eighty".