16216653412 has 24 divisors (see below), whose sum is σ = 30009111552. Its totient is φ = 7655380800.

The previous prime is 16216653389. The next prime is 16216653419. The reversal of 16216653412 is 21435661261.

It is not an unprimeable number, because it can be changed into a prime (16216653419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1589788 + ... + 1599955.

It is an arithmetic number, because the mean of its divisors is an integer number (1250379648).

Almost surely, 2^16216653412 is an apocalyptic number.

It is an amenable number.

16216653412 is a deficient number, since it is larger than the sum of its proper divisors (13792458140).

16216653412 is a wasteful number, since it uses less digits than its factorization.

16216653412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3189819 (or 3189817 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The spelling of 16216653412 in words is "sixteen billion, two hundred sixteen million, six hundred fifty-three thousand, four hundred twelve".