16765161532 has 12 divisors (see below), whose sum is σ = 33530323120. Its totient is φ = 7185069216.

The previous prime is 16765161509. The next prime is 16765161533. The reversal of 16765161532 is 23516156761.

16765161532 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16765161533) 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, 299377857 + ... + 299377912.

Almost surely, 2^16765161532 is an apocalyptic number.

It is an amenable number.

16765161532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16765161532 is a wasteful number, since it uses less digits than its factorization.

16765161532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598755780 (or 598755778 counting only the distinct ones).

The product of its digits is 226800, while the sum is 43.

The spelling of 16765161532 in words is "sixteen billion, seven hundred sixty-five million, one hundred sixty-one thousand, five hundred thirty-two".