16377699 has 16 divisors (see below), whose sum is σ = 23593472. Its totient is φ = 10045728.

The previous prime is 16377671. The next prime is 16377701. The reversal of 16377699 is 99677361.

It is not a de Polignac number, because 16377699 - 2²⁰ = 15329123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16377619) 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, 17604 + ... + 18510.

It is an arithmetic number, because the mean of its divisors is an integer number (1474592).

Almost surely, 2^16377699 is an apocalyptic number.

16377699 is a deficient number, since it is larger than the sum of its proper divisors (7215773).

16377699 is a wasteful number, since it uses less digits than its factorization.

16377699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386.

The product of its digits is 428652, while the sum is 48.

The square root of 16377699 is about 4046.9369898727. The cubic root of 16377699 is about 253.9516048497.

The spelling of 16377699 in words is "sixteen million, three hundred seventy-seven thousand, six hundred ninety-nine".