13801546018 has 8 divisors (see below), whose sum is σ = 22294805148. Its totient is φ = 6369944304.

The previous prime is 13801546007. The next prime is 13801546051. The reversal of 13801546018 is 81064510831.

It can be written as a sum of positive squares in 2 ways, for example, as 13225690009 + 575856009 = 115003^2 + 23997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265414321 + ... + 265414372.

Almost surely, 2^13801546018 is an apocalyptic number.

13801546018 is a deficient number, since it is larger than the sum of its proper divisors (8493259130).

13801546018 is a wasteful number, since it uses less digits than its factorization.

13801546018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530828708.

The product of its (nonzero) digits is 23040, while the sum is 37.

The spelling of 13801546018 in words is "thirteen billion, eight hundred one million, five hundred forty-six thousand, eighteen".