5266259760 has 320 divisors, whose sum is σ = 17458882560. Its totient is φ = 1311375360.

The previous prime is 5266259729. The next prime is 5266259833. The reversal of 5266259760 is 679526625.

It is a Cunningham number, because it is equal to 72569²-1.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27286224 + ... + 27286416.

It is an arithmetic number, because the mean of its divisors is an integer number (54559008).

Almost surely, 2^5266259760 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 5266259760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8729441280).

5266259760 is an abundant number, since it is smaller than the sum of its proper divisors (12192622800).

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

5266259760 is a wasteful number, since it uses less digits than its factorization.

5266259760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The square root of 5266259760 is about 72568.9999931100. Note that the first 5 decimals coincide. The cubic root of 5266259760 is about 1739.8057386508.

The spelling of 5266259760 in words is "five billion, two hundred sixty-six million, two hundred fifty-nine thousand, seven hundred sixty".