2563302660 has 24 divisors (see below), whose sum is σ = 7177247616. Its totient is φ = 683547360.

The previous prime is 2563302659. The next prime is 2563302661. The reversal of 2563302660 is 662033652.

It is an interprime number because it is at equal distance from previous prime (2563302659) and next prime (2563302661).

It is not an unprimeable number, because it can be changed into a prime (2563302661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21360796 + ... + 21360915.

It is an arithmetic number, because the mean of its divisors is an integer number (299051984).

Almost surely, 2^2563302660 is an apocalyptic number.

2563302660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2563302660 is an abundant number, since it is smaller than the sum of its proper divisors (4613944956).

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

2563302660 is a wasteful number, since it uses less digits than its factorization.

2563302660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42721723 (or 42721721 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 2563302660 is about 50629.0693179324. The cubic root of 2563302660 is about 1368.5687825806.

The spelling of 2563302660 in words is "two billion, five hundred sixty-three million, three hundred two thousand, six hundred sixty".