5111212544479 has 2 divisors, whose sum is σ = 5111212544480. Its totient is φ = 5111212544478.

The previous prime is 5111212544453. The next prime is 5111212544513. The reversal of 5111212544479 is 9744452121115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5111212544479 - 2¹⁹ = 5111212020191 is a prime.

It is a super-2 number, since 2×5111212544479² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5111212545479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555606272239 + 2555606272240.

It is an arithmetic number, because the mean of its divisors is an integer number (2555606272240).

Almost surely, 2^{5111212544479} is an apocalyptic number.

5111212544479 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111212544479 is an equidigital number, since it uses as much as digits as its factorization.

5111212544479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 46.

The spelling of 5111212544479 in words is "five trillion, one hundred eleven billion, two hundred twelve million, five hundred forty-four thousand, four hundred seventy-nine".