5106121616172 has 24 divisors (see below), whose sum is σ = 11916902998000. Its totient is φ = 1701666363456.

The previous prime is 5106121616161. The next prime is 5106121616237. The reversal of 5106121616172 is 2716161216015.

It is a self number, because there is not a number n which added to its sum of digits gives 5106121616172.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46715047 + ... + 46824222.

Almost surely, 2^{5106121616172} is an apocalyptic number.

It is an amenable number.

5106121616172 is an abundant number, since it is smaller than the sum of its proper divisors (6810781381828).

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

5106121616172 is a wasteful number, since it uses less digits than its factorization.

5106121616172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93543825 (or 93543823 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 39.

The spelling of 5106121616172 in words is "five trillion, one hundred six billion, one hundred twenty-one million, six hundred sixteen thousand, one hundred seventy-two".