4568263920 has 280 divisors, whose sum is σ = 17374660272. Its totient is φ = 1107302400.

The previous prime is 4568263897. The next prime is 4568263957. The reversal of 4568263920 is 293628654.

4568263920 is a `hidden beast` number, since 4 + 5 + 6 + 8 + 2 + 639 + 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 an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 637960 + ... + 645080.

Almost surely, 2^4568263920 is an apocalyptic number.

4568263920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4568263920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8687330136).

4568263920 is an abundant number, since it is smaller than the sum of its proper divisors (12806396352).

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

4568263920 is a wasteful number, since it uses less digits than its factorization.

4568263920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7163 (or 7142 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 4568263920 is about 67588.9334136884. The cubic root of 4568263920 is about 1659.2700036984.

The spelling of 4568263920 in words is "four billion, five hundred sixty-eight million, two hundred sixty-three thousand, nine hundred twenty".