5642261760 has 144 divisors (see below), whose sum is σ = 18180840384. Its totient is φ = 1491173376.

The previous prime is 5642261741. The next prime is 5642261771. The reversal of 5642261760 is 671622465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427419 + ... + 440421.

It is an arithmetic number, because the mean of its divisors is an integer number (126255836).

Almost surely, 2^5642261760 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 5642261760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9090420192).

5642261760 is an abundant number, since it is smaller than the sum of its proper divisors (12538578624).

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

5642261760 is a wasteful number, since it uses less digits than its factorization.

5642261760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13140 (or 13126 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 5642261760 is about 75114.9902482853. The cubic root of 5642261760 is about 1780.2640015781.

The spelling of 5642261760 in words is "five billion, six hundred forty-two million, two hundred sixty-one thousand, seven hundred sixty".