5115423522251 has 8 divisors (see below), whose sum is σ = 5890825780224. Its totient is φ = 4351178131560.

The previous prime is 5115423522241. The next prime is 5115423522271. The reversal of 5115423522251 is 1522253245115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5115423522251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5115423522241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2789215835 + ... + 2789217668.

It is an arithmetic number, because the mean of its divisors is an integer number (736353222528).

Almost surely, 2^{5115423522251} is an apocalyptic number.

5115423522251 is a deficient number, since it is larger than the sum of its proper divisors (775402257973).

5115423522251 is a wasteful number, since it uses less digits than its factorization.

5115423522251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5578433641.

The product of its digits is 120000, while the sum is 38.

Adding to 5115423522251 its reverse (1522253245115), we get a palindrome (6637676767366).

The spelling of 5115423522251 in words is "five trillion, one hundred fifteen billion, four hundred twenty-three million, five hundred twenty-two thousand, two hundred fifty-one".