16056477 has 6 divisors (see below), whose sum is σ = 23192702. Its totient is φ = 10704312.

The previous prime is 16056473. The next prime is 16056487. The reversal of 16056477 is 77465061.

16056477 is a `hidden beast` number, since 1 + 6 + 0 + 5 + 647 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10830681 + 5225796 = 3291^2 + 2286^2 .

It is not a de Polignac number, because 16056477 - 2² = 16056473 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16056473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 892018 + ... + 892035.

Almost surely, 2^16056477 is an apocalyptic number.

It is an amenable number.

16056477 is a deficient number, since it is larger than the sum of its proper divisors (7136225).

16056477 is a wasteful number, since it uses less digits than its factorization.

16056477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784059 (or 1784056 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 16056477 is about 4007.0534061827. The cubic root of 16056477 is about 252.2803474866.

The spelling of 16056477 in words is "sixteen million, fifty-six thousand, four hundred seventy-seven".