5231344860 has 648 divisors, whose sum is σ = 20489728896. Its totient is φ = 1075576320.

The previous prime is 5231344837. The next prime is 5231344903. The reversal of 5231344860 is 684431325.

5231344860 is a `hidden beast` number, since 5 + 231 + 344 + 86 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 98704594 + ... + 98704646.

It is an arithmetic number, because the mean of its divisors is an integer number (31619952).

Almost surely, 2^5231344860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5231344860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10244864448).

5231344860 is an abundant number, since it is smaller than the sum of its proper divisors (15258384036).

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

5231344860 is a wasteful number, since it uses less digits than its factorization.

5231344860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 5231344860 is about 72328.0364727261. The cubic root of 5231344860 is about 1735.9522836347.

The spelling of 5231344860 in words is "five billion, two hundred thirty-one million, three hundred forty-four thousand, eight hundred sixty".