5116266676021 has 4 divisors (see below), whose sum is σ = 5186352520972. Its totient is φ = 5046180831072.

The previous prime is 5116266676009. The next prime is 5116266676051. The reversal of 5116266676021 is 1206766626115.

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 1713182560996 + 3403084115025 = 1308886^2 + 1844745^2 .

It is a cyclic number.

It is not a de Polignac number, because 5116266676021 - 2³³ = 5107676741429 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 (5116266676051) 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, 35042922366 + ... + 35042922511.

It is an arithmetic number, because the mean of its divisors is an integer number (1296588130243).

Almost surely, 2^{5116266676021} is an apocalyptic number.

It is an amenable number.

5116266676021 is a deficient number, since it is larger than the sum of its proper divisors (70085844951).

5116266676021 is an equidigital number, since it uses as much as digits as its factorization.

5116266676021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70085844950.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 5116266676021 in words is "five trillion, one hundred sixteen billion, two hundred sixty-six million, six hundred seventy-six thousand, twenty-one".