5263752780 has 576 divisors, whose sum is σ = 20253542400. Its totient is φ = 1087395840.

The previous prime is 5263752751. The next prime is 5263752797. The reversal of 5263752780 is 872573625.

5263752780 is a `hidden beast` number, since 5 + 2 + 6 + 375 + 278 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 22985706 + ... + 22985934.

It is an arithmetic number, because the mean of its divisors is an integer number (35162400).

Almost surely, 2^5263752780 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 5263752780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10126771200).

5263752780 is an abundant number, since it is smaller than the sum of its proper divisors (14989789620).

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

5263752780 is a wasteful number, since it uses less digits than its factorization.

5263752780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The square root of 5263752780 is about 72551.7248588895. The cubic root of 5263752780 is about 1739.5296191854.

The spelling of 5263752780 in words is "five billion, two hundred sixty-three million, seven hundred fifty-two thousand, seven hundred eighty".