18609452414 has 16 divisors (see below), whose sum is σ = 31917431808. Its totient is φ = 7971601272.

The previous prime is 18609452413. The next prime is 18609452417. The reversal of 18609452414 is 41425490681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18609452413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293282 + ... + 351045.

It is an arithmetic number, because the mean of its divisors is an integer number (1994839488).

Almost surely, 2^18609452414 is an apocalyptic number.

18609452414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

18609452414 is a deficient number, since it is larger than the sum of its proper divisors (13307979394).

18609452414 is a wasteful number, since it uses less digits than its factorization.

18609452414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646399.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 18609452414 in words is "eighteen billion, six hundred nine million, four hundred fifty-two thousand, four hundred fourteen".