5158568326728 has 64 divisors (see below), whose sum is σ = 13090221587520. Its totient is φ = 1693855520000.

The previous prime is 5158568326727. The next prime is 5158568326771. The reversal of 5158568326728 is 8276238658515.

It is a super-2 number, since 2×5158568326728² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5158568326727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4923798 + ... + 5878853.

It is an arithmetic number, because the mean of its divisors is an integer number (204534712305).

Almost surely, 2^{5158568326728} is an apocalyptic number.

It is an amenable number.

5158568326728 is an abundant number, since it is smaller than the sum of its proper divisors (7931653260792).

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

5158568326728 is a wasteful number, since it uses less digits than its factorization.

5158568326728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10802958 (or 10802954 counting only the distinct ones).

The product of its digits is 193536000, while the sum is 66.

The spelling of 5158568326728 in words is "five trillion, one hundred fifty-eight billion, five hundred sixty-eight million, three hundred twenty-six thousand, seven hundred twenty-eight".