16135060044 has 12 divisors (see below), whose sum is σ = 37648473464. Its totient is φ = 5378353344.

The previous prime is 16135060033. The next prime is 16135060061. The reversal of 16135060044 is 44006053161.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 16135059993 and 16135060020.

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, 672294157 + ... + 672294180.

Almost surely, 2^16135060044 is an apocalyptic number.

It is an amenable number.

16135060044 is an abundant number, since it is smaller than the sum of its proper divisors (21513413420).

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

16135060044 is a wasteful number, since it uses less digits than its factorization.

16135060044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344588344 (or 1344588342 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 16135060044 in words is "sixteen billion, one hundred thirty-five million, sixty thousand, forty-four".