5268797820 has 576 divisors, whose sum is σ = 20179031040. Its totient is φ = 1124928000.

The previous prime is 5268797813. The next prime is 5268797827. The reversal of 5268797820 is 287978625.

It is a happy number.

5268797820 is a `hidden beast` number, since 526 + 8 + 7 + 97 + 8 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (5268797813) and next prime (5268797827).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5268797827) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 74208385 + ... + 74208455.

It is an arithmetic number, because the mean of its divisors is an integer number (35033040).

Almost surely, 2^5268797820 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 5268797820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10089515520).

5268797820 is an abundant number, since it is smaller than the sum of its proper divisors (14910233220).

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

5268797820 is a wasteful number, since it uses less digits than its factorization.

5268797820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The square root of 5268797820 is about 72586.4851056999. The cubic root of 5268797820 is about 1740.0851920239.

The spelling of 5268797820 in words is "five billion, two hundred sixty-eight million, seven hundred ninety-seven thousand, eight hundred twenty".