16004457151 has 4 divisors (see below), whose sum is σ = 16005272992. Its totient is φ = 16003641312.

The previous prime is 16004457143. The next prime is 16004457167. The reversal of 16004457151 is 15175440061.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16004457151 - 2³ = 16004457143 is a prime.

It is a super-2 number, since 2×16004457151² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16004457181) 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, 377751 + ... + 417976.

It is an arithmetic number, because the mean of its divisors is an integer number (4001318248).

Almost surely, 2^16004457151 is an apocalyptic number.

16004457151 is a deficient number, since it is larger than the sum of its proper divisors (815841).

16004457151 is an equidigital number, since it uses as much as digits as its factorization.

16004457151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 815840.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 16004457151 in words is "sixteen billion, four million, four hundred fifty-seven thousand, one hundred fifty-one".