5121895168 has 54 divisors (see below), whose sum is σ = 11070817044. Its totient is φ = 2363931648.

The previous prime is 5121895159. The next prime is 5121895183. The reversal of 5121895168 is 8615981215.

It is a happy number.

It is a super-2 number, since 2×5121895168² = 52467620223963496448, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15930 + ... + 102457.

Almost surely, 2^5121895168 is an apocalyptic number.

It is an amenable number.

5121895168 is an abundant number, since it is smaller than the sum of its proper divisors (5948921876).

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

5121895168 is a wasteful number, since it uses less digits than its factorization.

5121895168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118429 (or 118402 counting only the distinct ones).

The product of its digits is 172800, while the sum is 46.

The square root of 5121895168 is about 71567.4169437461. The cubic root of 5121895168 is about 1723.7603828594.

The spelling of 5121895168 in words is "five billion, one hundred twenty-one million, eight hundred ninety-five thousand, one hundred sixty-eight".