5161562810828 has 12 divisors (see below), whose sum is σ = 9035195509872. Its totient is φ = 2580078379440.

The previous prime is 5161562810827. The next prime is 5161562810837. The reversal of 5161562810828 is 8280182651615.

It is a super-2 number, since 2×5161562810828² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5161562810828.

It is not an unprimeable number, because it can be changed into a prime (5161562810827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175739975 + ... + 175769342.

It is an arithmetic number, because the mean of its divisors is an integer number (752932959156).

Almost surely, 2^{5161562810828} is an apocalyptic number.

It is an amenable number.

5161562810828 is a deficient number, since it is larger than the sum of its proper divisors (3873632699044).

5161562810828 is a wasteful number, since it uses less digits than its factorization.

5161562810828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351512992 (or 351512990 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 53.

The spelling of 5161562810828 in words is "five trillion, one hundred sixty-one billion, five hundred sixty-two million, eight hundred ten thousand, eight hundred twenty-eight".