4557566560 has 192 divisors, whose sum is σ = 11467298304. Its totient is φ = 1709568000.

The previous prime is 4557566551. The next prime is 4557566561. The reversal of 4557566560 is 656657554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4557566561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30182485 + ... + 30182635.

It is an arithmetic number, because the mean of its divisors is an integer number (59725512).

Almost surely, 2^4557566560 is an apocalyptic number.

4557566560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4557566560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5733649152).

4557566560 is an abundant number, since it is smaller than the sum of its proper divisors (6909731744).

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

4557566560 is a wasteful number, since it uses less digits than its factorization.

4557566560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 49.

The square root of 4557566560 is about 67509.7515918997. The cubic root of 4557566560 is about 1657.9738379738.

The spelling of 4557566560 in words is "four billion, five hundred fifty-seven million, five hundred sixty-six thousand, five hundred sixty".