2123268570 has 48 divisors (see below), whose sum is σ = 5522940072. Its totient is φ = 565954560.

The previous prime is 2123268551. The next prime is 2123268571. The reversal of 2123268570 is 758623212.

2123268570 is a `hidden beast` number, since 2 + 1 + 23 + 2 + 68 + 570 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1585074969 + 538193601 = 39813^2 + 23199^2 .

It is not an unprimeable number, because it can be changed into a prime (2123268571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294610 + ... + 301730.

Almost surely, 2^2123268570 is an apocalyptic number.

2123268570 is an abundant number, since it is smaller than the sum of its proper divisors (3399671502).

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

2123268570 is a wasteful number, since it uses less digits than its factorization.

2123268570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10447 (or 10444 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 2123268570 is about 46078.9384643353. The cubic root of 2123268570 is about 1285.2915244444.

The spelling of 2123268570 in words is "two billion, one hundred twenty-three million, two hundred sixty-eight thousand, five hundred seventy".