14506231818 has 32 divisors (see below), whose sum is σ = 33082088256. Its totient is φ = 4200899328.

The previous prime is 14506231807. The next prime is 14506231837. The reversal of 14506231818 is 81813260541.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 5468596 + ... + 5471247.

It is an arithmetic number, because the mean of its divisors is an integer number (1033815258).

Almost surely, 2^14506231818 is an apocalyptic number.

14506231818 is an abundant number, since it is smaller than the sum of its proper divisors (18575856438).

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

14506231818 is a wasteful number, since it uses less digits than its factorization.

14506231818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10939878.

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 14506231818 in words is "fourteen billion, five hundred six million, two hundred thirty-one thousand, eight hundred eighteen".