5111572866440 has 32 divisors (see below), whose sum is σ = 11517034896000. Its totient is φ = 2041785422784.

The previous prime is 5111572866401. The next prime is 5111572866451. The reversal of 5111572866440 is 446682751115.

It is a super-2 number, since 2×5111572866440² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 88837250 + ... + 88894769.

It is an arithmetic number, because the mean of its divisors is an integer number (359907340500).

Almost surely, 2^{5111572866440} is an apocalyptic number.

It is an amenable number.

5111572866440 is an abundant number, since it is smaller than the sum of its proper divisors (6405462029560).

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

5111572866440 is a wasteful number, since it uses less digits than its factorization.

5111572866440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177732749 (or 177732745 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 5111572866440 in words is "five trillion, one hundred eleven billion, five hundred seventy-two million, eight hundred sixty-six thousand, four hundred forty".