16146511144 has 32 divisors (see below), whose sum is σ = 32390560800. Its totient is φ = 7522960320.

The previous prime is 16146511103. The next prime is 16146511181. The reversal of 16146511144 is 44111564161.

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, 861442 + ... + 879985.

It is an arithmetic number, because the mean of its divisors is an integer number (1012205025).

Almost surely, 2^16146511144 is an apocalyptic number.

It is an amenable number.

16146511144 is an abundant number, since it is smaller than the sum of its proper divisors (16244049656).

16146511144 is a wasteful number, since it uses less digits than its factorization.

16146511144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1741513 (or 1741509 counting only the distinct ones).

The product of its digits is 11520, while the sum is 34.

The spelling of 16146511144 in words is "sixteen billion, one hundred forty-six million, five hundred eleven thousand, one hundred forty-four".