16012832456 has 8 divisors (see below), whose sum is σ = 30024060870. Its totient is φ = 8006416224.

The previous prime is 16012832447. The next prime is 16012832477. The reversal of 16012832456 is 65423821061.

It can be written as a sum of positive squares in only one way, i.e., 15813062500 + 199769956 = 125750^2 + 14134^2 .

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, 1000802021 + ... + 1000802036.

Almost surely, 2^16012832456 is an apocalyptic number.

It is an amenable number.

16012832456 is a deficient number, since it is larger than the sum of its proper divisors (14011228414).

16012832456 is a wasteful number, since it uses less digits than its factorization.

16012832456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001604063 (or 2001604059 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 16012832456 in words is "sixteen billion, twelve million, eight hundred thirty-two thousand, four hundred fifty-six".