16377265 has 16 divisors (see below), whose sum is σ = 20901888. Its totient is φ = 12291136.

The previous prime is 16377233. The next prime is 16377271. The reversal of 16377265 is 56277361.

It is a cyclic number.

It is not a de Polignac number, because 16377265 - 2⁵ = 16377233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4752 + ... + 7438.

It is an arithmetic number, because the mean of its divisors is an integer number (1306368).

Almost surely, 2^16377265 is an apocalyptic number.

It is an amenable number.

16377265 is a deficient number, since it is larger than the sum of its proper divisors (4524623).

16377265 is a wasteful number, since it uses less digits than its factorization.

16377265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768.

The product of its digits is 52920, while the sum is 37.

The square root of 16377265 is about 4046.8833687172. The cubic root of 16377265 is about 253.9493616373.

The spelling of 16377265 in words is "sixteen million, three hundred seventy-seven thousand, two hundred sixty-five".