16065256072 has 8 divisors (see below), whose sum is σ = 30122355150. Its totient is φ = 8032628032.

The previous prime is 16065256049. The next prime is 16065256093. The reversal of 16065256072 is 27065256061.

It can be written as a sum of positive squares in only one way, i.e., 14387042916 + 1678213156 = 119946^2 + 40966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004078497 + ... + 1004078512.

Almost surely, 2^16065256072 is an apocalyptic number.

It is an amenable number.

16065256072 is a deficient number, since it is larger than the sum of its proper divisors (14057099078).

16065256072 is a wasteful number, since it uses less digits than its factorization.

16065256072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008157015 (or 2008157011 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 16065256072 in words is "sixteen billion, sixty-five million, two hundred fifty-six thousand, seventy-two".