16715621151 has 12 divisors (see below), whose sum is σ = 25194559728. Its totient is φ = 10659236544.

The previous prime is 16715621137. The next prime is 16715621159. The reversal of 16715621151 is 15112651761.

16715621151 is a `hidden beast` number, since 1 + 6 + 7 + 15 + 621 + 15 + 1 = 666.

16715621151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16715621151 - 2⁵ = 16715621119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16715621159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40375690 + ... + 40376103.

It is an arithmetic number, because the mean of its divisors is an integer number (2099546644).

Almost surely, 2^16715621151 is an apocalyptic number.

16715621151 is a deficient number, since it is larger than the sum of its proper divisors (8478938577).

16715621151 is a wasteful number, since it uses less digits than its factorization.

16715621151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80751822 (or 80751819 counting only the distinct ones).

The product of its digits is 12600, while the sum is 36.

The spelling of 16715621151 in words is "sixteen billion, seven hundred fifteen million, six hundred twenty-one thousand, one hundred fifty-one".