16651152 has 60 divisors (see below), whose sum is σ = 53260480. Its totient is φ = 4757184.

The previous prime is 16651127. The next prime is 16651153. The reversal of 16651152 is 25115661.

It is a happy number.

16651152 is a `hidden beast` number, since 1 + 6 + 651 + 1 + 5 + 2 = 666.

16651152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×16651152⁴ (a number of 30 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (16651153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7252 + ... + 9267.

Almost surely, 2^16651152 is an apocalyptic number.

16651152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16651152 is an abundant number, since it is smaller than the sum of its proper divisors (36609328).

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

16651152 is a wasteful number, since it uses less digits than its factorization.

16651152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16540 (or 16531 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 16651152 is about 4080.5823113865. The cubic root of 16651152 is about 255.3571926218.

The spelling of 16651152 in words is "sixteen million, six hundred fifty-one thousand, one hundred fifty-two".