16146020064 has 96 divisors (see below), whose sum is σ = 43251231744. Its totient is φ = 5272117760.

The previous prime is 16146020039. The next prime is 16146020087. The reversal of 16146020064 is 46002064161.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

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, 3778249 + ... + 3782519.

It is an arithmetic number, because the mean of its divisors is an integer number (450533664).

Almost surely, 2^16146020064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16146020064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21625615872).

16146020064 is an abundant number, since it is smaller than the sum of its proper divisors (27105211680).

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

16146020064 is a wasteful number, since it uses less digits than its factorization.

16146020064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5080 (or 5072 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 16146020064 in words is "sixteen billion, one hundred forty-six million, twenty thousand, sixty-four".