16045796677 has 4 divisors (see below), whose sum is σ = 16066993996. Its totient is φ = 16024599360.

The previous prime is 16045796651. The next prime is 16045796687. The reversal of 16045796677 is 77669754061.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3064840321 + 12980956356 = 55361^2 + 113934^2 .

It is a cyclic number.

It is not a de Polignac number, because 16045796677 - 2¹¹ = 16045794629 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 (16045796617) 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, 10597524 + ... + 10599037.

It is an arithmetic number, because the mean of its divisors is an integer number (4016748499).

Almost surely, 2^16045796677 is an apocalyptic number.

It is an amenable number.

16045796677 is a deficient number, since it is larger than the sum of its proper divisors (21197319).

16045796677 is an equidigital number, since it uses as much as digits as its factorization.

16045796677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21197318.

The product of its (nonzero) digits is 13335840, while the sum is 58.

The spelling of 16045796677 in words is "sixteen billion, forty-five million, seven hundred ninety-six thousand, six hundred seventy-seven".