5116291578 has 96 divisors (see below), whose sum is σ = 11474897616. Its totient is φ = 1646936064.

The previous prime is 5116291571. The next prime is 5116291639. The reversal of 5116291578 is 8751926115.

5116291578 is a `hidden beast` number, since 5 + 1 + 1 + 629 + 15 + 7 + 8 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 4118173929 + 998117649 = 64173^2 + 31593^2 .

It is a super-2 number, since 2×5116291578² = 52352879022227460168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5116291571) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17461600 + ... + 17461892.

Almost surely, 2^5116291578 is an apocalyptic number.

5116291578 is an abundant number, since it is smaller than the sum of its proper divisors (6358606038).

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

5116291578 is a wasteful number, since it uses less digits than its factorization.

5116291578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608 (or 605 counting only the distinct ones).

The product of its digits is 151200, while the sum is 45.

The square root of 5116291578 is about 71528.2571995152. The cubic root of 5116291578 is about 1723.1315289669.

The spelling of 5116291578 in words is "five billion, one hundred sixteen million, two hundred ninety-one thousand, five hundred seventy-eight".