16445501132 has 12 divisors (see below), whose sum is σ = 28940408280. Its totient is φ = 8176813056.

The previous prime is 16445501131. The next prime is 16445501143. The reversal of 16445501132 is 23110554461.

It is a super-2 number, since 2×16445501132² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16445501131) 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 3 ways as a sum of consecutive naturals, for example, 11483573 + ... + 11485004.

It is an arithmetic number, because the mean of its divisors is an integer number (2411700690).

Almost surely, 2^16445501132 is an apocalyptic number.

It is an amenable number.

16445501132 is a deficient number, since it is larger than the sum of its proper divisors (12494907148).

16445501132 is a wasteful number, since it uses less digits than its factorization.

16445501132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22968760 (or 22968758 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 16445501132 in words is "sixteen billion, four hundred forty-five million, five hundred one thousand, one hundred thirty-two".