1875438568 has 16 divisors (see below), whose sum is σ = 3517729380. Its totient is φ = 937377408.

The previous prime is 1875438563. The next prime is 1875438571. The reversal of 1875438568 is 8658345781.

It can be written as a sum of positive squares in 2 ways, for example, as 1772578404 + 102860164 = 42102^2 + 10142^2 .

It is not an unprimeable number, because it can be changed into a prime (1875438563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18621 + ... + 64012.

Almost surely, 2^1875438568 is an apocalyptic number.

It is an amenable number.

1875438568 is a deficient number, since it is larger than the sum of its proper divisors (1642290812).

1875438568 is a wasteful number, since it uses less digits than its factorization.

1875438568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85476 (or 85472 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 55.

The square root of 1875438568 is about 43306.3340401840. The cubic root of 1875438568 is about 1233.2021720433.

The spelling of 1875438568 in words is "one billion, eight hundred seventy-five million, four hundred thirty-eight thousand, five hundred sixty-eight".