7264855560 has 128 divisors (see below), whose sum is σ = 22168598400. Its totient is φ = 1904179200.

The previous prime is 7264855553. The next prime is 7264855583. The reversal of 7264855560 is 655584627.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5635396 + ... + 5636684.

It is an arithmetic number, because the mean of its divisors is an integer number (173192175).

Almost surely, 2^7264855560 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 7264855560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11084299200).

7264855560 is an abundant number, since it is smaller than the sum of its proper divisors (14903742840).

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

7264855560 is a wasteful number, since it uses less digits than its factorization.

7264855560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071 (or 2067 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 48.

The square root of 7264855560 is about 85234.1220404129. The cubic root of 7264855560 is about 1936.7593504003.

It can be divided in two parts, 726 and 4855560, that added together give a triangular number (4856286 = T₃₁₁₆).

The spelling of 7264855560 in words is "seven billion, two hundred sixty-four million, eight hundred fifty-five thousand, five hundred sixty".