16376626265 has 4 divisors (see below), whose sum is σ = 19651951524. Its totient is φ = 13101301008.

The previous prime is 16376626261. The next prime is 16376626291. The reversal of 16376626265 is 56262667361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56262667361 = 19 ⋅2961193019.

It can be written as a sum of positive squares in 2 ways, for example, as 11801997769 + 4574628496 = 108637^2 + 67636^2 .

It is a cyclic number.

It is not a de Polignac number, because 16376626265 - 2² = 16376626261 is a prime.

It is a super-3 number, since 3×16376626265³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16376626261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1637662622 + ... + 1637662631.

It is an arithmetic number, because the mean of its divisors is an integer number (4912987881).

Almost surely, 2^16376626265 is an apocalyptic number.

It is an amenable number.

16376626265 is a deficient number, since it is larger than the sum of its proper divisors (3275325259).

16376626265 is an equidigital number, since it uses as much as digits as its factorization.

16376626265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275325258.

The product of its digits is 3265920, while the sum is 50.

The spelling of 16376626265 in words is "sixteen billion, three hundred seventy-six million, six hundred twenty-six thousand, two hundred sixty-five".