4261809744 has 120 divisors (see below), whose sum is σ = 12620219040. Its totient is φ = 1338833664.

The previous prime is 4261809707. The next prime is 4261809793. The reversal of 4261809744 is 4479081624.

4261809744 is a `hidden beast` number, since 426 + 180 + 9 + 7 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 4261809744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 535039 + ... + 542945.

It is an arithmetic number, because the mean of its divisors is an integer number (105168492).

Almost surely, 2^4261809744 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 4261809744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6310109520).

4261809744 is an abundant number, since it is smaller than the sum of its proper divisors (8358409296).

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

4261809744 is a wasteful number, since it uses less digits than its factorization.

4261809744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8137 (or 8128 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The square root of 4261809744 is about 65282.5378183171. The cubic root of 4261809744 is about 1621.3048654655.

The spelling of 4261809744 in words is "four billion, two hundred sixty-one million, eight hundred nine thousand, seven hundred forty-four".