5263431920 has 20 divisors (see below), whose sum is σ = 12237479400. Its totient is φ = 2105372736.

The previous prime is 5263431919. The next prime is 5263431923. The reversal of 5263431920 is 291343625.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5263431923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32896370 + ... + 32896529.

It is an arithmetic number, because the mean of its divisors is an integer number (611873970).

Almost surely, 2^5263431920 is an apocalyptic number.

It is an amenable number.

5263431920 is an abundant number, since it is smaller than the sum of its proper divisors (6974047480).

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

5263431920 is a wasteful number, since it uses less digits than its factorization.

5263431920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65792912 (or 65792906 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 5263431920 is about 72549.5135752129. The cubic root of 5263431920 is about 1739.4942732488.

The spelling of 5263431920 in words is "five billion, two hundred sixty-three million, four hundred thirty-one thousand, nine hundred twenty".