5115191213952 has 384 divisors, whose sum is σ = 16334419046400. Its totient is φ = 1529946869760.

The previous prime is 5115191213939. The next prime is 5115191214011. The reversal of 5115191213952 is 2593121915115.

5115191213952 is a `hidden beast` number, since 5 + 1 + 1 + 519 + 121 + 3 + 9 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a junction number, because it is equal to n+sod(n) for n = 5115191213898 and 5115191213907.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31810618 + ... + 31971014.

It is an arithmetic number, because the mean of its divisors is an integer number (42537549600).

Almost surely, 2^{5115191213952} 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 5115191213952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8167209523200).

5115191213952 is an abundant number, since it is smaller than the sum of its proper divisors (11219227832448).

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

5115191213952 is a wasteful number, since it uses less digits than its factorization.

5115191213952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160514 (or 160499 counting only the distinct ones).

The product of its digits is 121500, while the sum is 45.

The spelling of 5115191213952 in words is "five trillion, one hundred fifteen billion, one hundred ninety-one million, two hundred thirteen thousand, nine hundred fifty-two".