16377077 has 4 divisors (see below), whose sum is σ = 16386636. Its totient is φ = 16367520.

The previous prime is 16377059. The next prime is 16377089. The reversal of 16377077 is 77077361.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 77077361 = 509 ⋅151429.

It can be written as a sum of positive squares in 2 ways, for example, as 4605316 + 11771761 = 2146^2 + 3431^2 .

It is a cyclic number.

It is not a de Polignac number, because 16377077 - 2⁶ = 16377013 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16377077.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16377017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1424 + ... + 5897.

It is an arithmetic number, because the mean of its divisors is an integer number (4096659).

Almost surely, 2^16377077 is an apocalyptic number.

It is an amenable number.

16377077 is a deficient number, since it is larger than the sum of its proper divisors (9559).

16377077 is an equidigital number, since it uses as much as digits as its factorization.

16377077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9558.

The product of its (nonzero) digits is 43218, while the sum is 38.

The square root of 16377077 is about 4046.8601408994. The cubic root of 16377077 is about 253.9483899109.

The spelling of 16377077 in words is "sixteen million, three hundred seventy-seven thousand, seventy-seven".