2141563568 has 40 divisors (see below), whose sum is σ = 4416793200. Its totient is φ = 1003014144.

The previous prime is 2141563553. The next prime is 2141563573. The reversal of 2141563568 is 8653651412.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12521 + ... + 66632.

It is an arithmetic number, because the mean of its divisors is an integer number (110419830).

Almost surely, 2^2141563568 is an apocalyptic number.

It is an amenable number.

2141563568 is an abundant number, since it is smaller than the sum of its proper divisors (2275229632).

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

2141563568 is a wasteful number, since it uses less digits than its factorization.

2141563568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79269 (or 79263 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 2141563568 is about 46277.0306739748. The cubic root of 2141563568 is about 1288.9725143566.

The spelling of 2141563568 in words is "two billion, one hundred forty-one million, five hundred sixty-three thousand, five hundred sixty-eight".