16454977 has 16 divisors (see below), whose sum is σ = 21225600. Its totient is φ = 12378240.

The previous prime is 16454953. The next prime is 16455059. The reversal of 16454977 is 77945461.

16454977 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 16454977 - 2¹⁹ = 15930689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16454917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452 + ... + 5917.

It is an arithmetic number, because the mean of its divisors is an integer number (1326600).

Almost surely, 2^16454977 is an apocalyptic number.

It is an amenable number.

16454977 is a deficient number, since it is larger than the sum of its proper divisors (4770623).

16454977 is a wasteful number, since it uses less digits than its factorization.

16454977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7416.

The product of its digits is 211680, while the sum is 43.

The square root of 16454977 is about 4056.4734684206. The cubic root of 16454977 is about 254.3504009238.

The spelling of 16454977 in words is "sixteen million, four hundred fifty-four thousand, nine hundred seventy-seven".