16065635212 has 24 divisors (see below), whose sum is σ = 32285010240. Its totient is φ = 6918215760.

The previous prime is 16065635197. The next prime is 16065635213. The reversal of 16065635212 is 21253656061.

It is not an unprimeable number, because it can be changed into a prime (16065635213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9607798 + ... + 9609469.

It is an arithmetic number, because the mean of its divisors is an integer number (1345208760).

Almost surely, 2^16065635212 is an apocalyptic number.

It is an amenable number.

16065635212 is an abundant number, since it is smaller than the sum of its proper divisors (16219375028).

16065635212 is a wasteful number, since it uses less digits than its factorization.

16065635212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19217301 (or 19217299 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 16065635212 in words is "sixteen billion, sixty-five million, six hundred thirty-five thousand, two hundred twelve".