5187620544512 has 112 divisors (see below), whose sum is σ = 11860679668992. Its totient is φ = 2222518763520.

The previous prime is 5187620544499. The next prime is 5187620544539. The reversal of 5187620544512 is 2154450267815.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×5187620544512² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191687462 + ... + 191714522.

It is an arithmetic number, because the mean of its divisors is an integer number (105898925616).

Almost surely, 2^{5187620544512} 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 5187620544512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5930339834496).

5187620544512 is an abundant number, since it is smaller than the sum of its proper divisors (6673059124480).

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

5187620544512 is an equidigital number, since it uses as much as digits as its factorization.

5187620544512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30437 (or 30413 counting only the distinct ones).

The product of its (nonzero) digits is 2688000, while the sum is 50.

The spelling of 5187620544512 in words is "five trillion, one hundred eighty-seven billion, six hundred twenty million, five hundred forty-four thousand, five hundred twelve".