16034321656 has 16 divisors (see below), whose sum is σ = 30797630640. Its totient is φ = 7821620160.

The previous prime is 16034321599. The next prime is 16034321657. The reversal of 16034321656 is 65612343061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16034321657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24442236 + ... + 24442891.

It is an arithmetic number, because the mean of its divisors is an integer number (1924851915).

Almost surely, 2^16034321656 is an apocalyptic number.

It is an amenable number.

16034321656 is a deficient number, since it is larger than the sum of its proper divisors (14763308984).

16034321656 is a wasteful number, since it uses less digits than its factorization.

16034321656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48885174 (or 48885170 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 16034321656 in words is "sixteen billion, thirty-four million, three hundred twenty-one thousand, six hundred fifty-six".