16565150672 has 20 divisors (see below), whose sum is σ = 36679976736. Its totient is φ = 7099350240.

The previous prime is 16565150671. The next prime is 16565150677. The reversal of 16565150672 is 27605156561.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16565150671) 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, 73951454 + ... + 73951677.

Almost surely, 2^16565150672 is an apocalyptic number.

It is an amenable number.

16565150672 is an abundant number, since it is smaller than the sum of its proper divisors (20114826064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16565150672 is a wasteful number, since it uses less digits than its factorization.

16565150672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147903146 (or 147903140 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 16565150672 in words is "sixteen billion, five hundred sixty-five million, one hundred fifty thousand, six hundred seventy-two".