5263297920 has 1024 divisors, whose sum is σ = 22208256000. Its totient is φ = 1167851520.

The previous prime is 5263297889. The next prime is 5263297927. The reversal of 5263297920 is 297923625.

It is a happy number.

5263297920 is a `hidden beast` number, since 5 + 2 + 632 + 9 + 7 + 9 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5263297927) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 128373100 + ... + 128373140.

It is an arithmetic number, because the mean of its divisors is an integer number (21687750).

Almost surely, 2^5263297920 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 5263297920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11104128000).

5263297920 is an abundant number, since it is smaller than the sum of its proper divisors (16944958080).

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

5263297920 is a wasteful number, since it uses less digits than its factorization.

5263297920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The square root of 5263297920 is about 72548.5900621094. The cubic root of 5263297920 is about 1739.4795113841.

The spelling of 5263297920 in words is "five billion, two hundred sixty-three million, two hundred ninety-seven thousand, nine hundred twenty".