16045021144 has 16 divisors (see below), whose sum is σ = 30652045920. Its totient is φ = 7871142240.

The previous prime is 16045021093. The next prime is 16045021147. The reversal of 16045021144 is 44112054061.

It is a super-2 number, since 2×16045021144² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16045021147) 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, 18920592 + ... + 18921439.

It is an arithmetic number, because the mean of its divisors is an integer number (1915752870).

Almost surely, 2^16045021144 is an apocalyptic number.

It is an amenable number.

16045021144 is a deficient number, since it is larger than the sum of its proper divisors (14607024776).

16045021144 is a wasteful number, since it uses less digits than its factorization.

16045021144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37842090 (or 37842086 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 16045021144 in words is "sixteen billion, forty-five million, twenty-one thousand, one hundred forty-four".