9875005768 has 8 divisors (see below), whose sum is σ = 18515635830. Its totient is φ = 4937502880.

The previous prime is 9875005753. The next prime is 9875005787. The reversal of 9875005768 is 8675005789.

It can be written as a sum of positive squares in only one way, i.e., 9428021604 + 446984164 = 97098^2 + 21142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617187853 + ... + 617187868.

Almost surely, 2^9875005768 is an apocalyptic number.

It is an amenable number.

9875005768 is a deficient number, since it is larger than the sum of its proper divisors (8640630062).

9875005768 is a wasteful number, since it uses less digits than its factorization.

9875005768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234375727 (or 1234375723 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 55.

The square root of 9875005768 is about 99373.0635937124. The cubic root of 9875005768 is about 2145.4206312272.

The spelling of 9875005768 in words is "nine billion, eight hundred seventy-five million, five thousand, seven hundred sixty-eight".