6613113446251 has 4 divisors (see below), whose sum is σ = 7121814480592. Its totient is φ = 6104412411912.

The previous prime is 6613113446249. The next prime is 6613113446297. The reversal of 6613113446251 is 1526443113166.

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

It is a cyclic number.

It is not a de Polignac number, because 6613113446251 - 2¹ = 6613113446249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6613113446198 and 6613113446207.

It is not an unprimeable number, because it can be changed into a prime (6613113446201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254350517151 + ... + 254350517176.

It is an arithmetic number, because the mean of its divisors is an integer number (1780453620148).

Almost surely, 2^{6613113446251} is an apocalyptic number.

6613113446251 is a deficient number, since it is larger than the sum of its proper divisors (508701034341).

6613113446251 is a wasteful number, since it uses less digits than its factorization.

6613113446251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508701034340.

The product of its digits is 311040, while the sum is 43.

The spelling of 6613113446251 in words is "six trillion, six hundred thirteen billion, one hundred thirteen million, four hundred forty-six thousand, two hundred fifty-one".