5115144546 has 32 divisors (see below), whose sum is σ = 11965252800. Its totient is φ = 1615308480.

The previous prime is 5115144511. The next prime is 5115144571. The reversal of 5115144546 is 6454415115.

5115144546 is a `hidden beast` number, since 51 + 151 + 4 + 454 + 6 = 666.

It is a super-2 number, since 2×5115144546² = 52329407452947092232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5115144546.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2491735 + ... + 2493786.

It is an arithmetic number, because the mean of its divisors is an integer number (373914150).

Almost surely, 2^5115144546 is an apocalyptic number.

5115144546 is an abundant number, since it is smaller than the sum of its proper divisors (6850108254).

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

5115144546 is a wasteful number, since it uses less digits than its factorization.

5115144546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4985551 (or 4985545 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 5115144546 is about 71520.2387160446. The cubic root of 5115144546 is about 1723.0027485344.

The spelling of 5115144546 in words is "five billion, one hundred fifteen million, one hundred forty-four thousand, five hundred forty-six".