5111214442520 has 64 divisors (see below), whose sum is σ = 11901345271200. Its totient is φ = 1973230801920.

The previous prime is 5111214442507. The next prime is 5111214442601. The reversal of 5111214442520 is 252444121115.

It is a super-2 number, since 2×5111214442520² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2193875 + ... + 3877565.

Almost surely, 2^{5111214442520} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5111214442520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5950672635600).

5111214442520 is an abundant number, since it is smaller than the sum of its proper divisors (6790130828680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5111214442520 is a wasteful number, since it uses less digits than its factorization.

5111214442520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686348 (or 1686344 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

Adding to 5111214442520 its reverse (252444121115), we get a palindrome (5363658563635).

The spelling of 5111214442520 in words is "five trillion, one hundred eleven billion, two hundred fourteen million, four hundred forty-two thousand, five hundred twenty".