5121156612 has 48 divisors (see below), whose sum is σ = 14038420032. Its totient is φ = 1432490880.

The previous prime is 5121156611. The next prime is 5121156617. The reversal of 5121156612 is 2166511215.

It is a self number, because there is not a number n which added to its sum of digits gives 5121156612.

It is not an unprimeable number, because it can be changed into a prime (5121156611) 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, 1490463 + ... + 1493894.

It is an arithmetic number, because the mean of its divisors is an integer number (292467084).

Almost surely, 2^5121156612 is an apocalyptic number.

5121156612 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5121156612 is an abundant number, since it is smaller than the sum of its proper divisors (8917263420).

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

5121156612 is a wasteful number, since it uses less digits than its factorization.

5121156612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2984388 (or 2984386 counting only the distinct ones).

The product of its digits is 3600, while the sum is 30.

The square root of 5121156612 is about 71562.2568956569. The cubic root of 5121156612 is about 1723.6775258486.

Adding to 5121156612 its reverse (2166511215), we get a palindrome (7287667827).

The spelling of 5121156612 in words is "five billion, one hundred twenty-one million, one hundred fifty-six thousand, six hundred twelve".