5155243872 has 24 divisors (see below), whose sum is σ = 13532515416. Its totient is φ = 1718414592.

The previous prime is 5155243871. The next prime is 5155243879. The reversal of 5155243872 is 2783425515.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155243871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26850133 + ... + 26850324.

It is an arithmetic number, because the mean of its divisors is an integer number (563854809).

Almost surely, 2^5155243872 is an apocalyptic number.

It is an amenable number.

5155243872 is an abundant number, since it is smaller than the sum of its proper divisors (8377271544).

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

5155243872 is a wasteful number, since it uses less digits than its factorization.

5155243872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53700470 (or 53700462 counting only the distinct ones).

The product of its digits is 336000, while the sum is 42.

The square root of 5155243872 is about 71800.0269637832. The cubic root of 5155243872 is about 1727.4934321884.

The spelling of 5155243872 in words is "five billion, one hundred fifty-five million, two hundred forty-three thousand, eight hundred seventy-two".