5118660245251 has 4 divisors (see below), whose sum is σ = 5849897423152. Its totient is φ = 4387423067352.

The previous prime is 5118660245249. The next prime is 5118660245297. The reversal of 5118660245251 is 1525420668115.

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 5118660245251 - 2¹ = 5118660245249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5118660245201) 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, 365618588940 + ... + 365618588953.

It is an arithmetic number, because the mean of its divisors is an integer number (1462474355788).

Almost surely, 2^{5118660245251} is an apocalyptic number.

5118660245251 is a deficient number, since it is larger than the sum of its proper divisors (731237177901).

5118660245251 is an equidigital number, since it uses as much as digits as its factorization.

5118660245251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731237177900.

The product of its (nonzero) digits is 576000, while the sum is 46.

The spelling of 5118660245251 in words is "five trillion, one hundred eighteen billion, six hundred sixty million, two hundred forty-five thousand, two hundred fifty-one".