20350075568 has 10 divisors (see below), whose sum is σ = 39428271444. Its totient is φ = 10175037776.

The previous prime is 20350075549. The next prime is 20350075579. The reversal of 20350075568 is 86557005302.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 635939846 + ... + 635939877.

Almost surely, 2^20350075568 is an apocalyptic number.

It is an amenable number.

20350075568 is a deficient number, since it is larger than the sum of its proper divisors (19078195876).

20350075568 is a wasteful number, since it uses less digits than its factorization.

20350075568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271879731 (or 1271879725 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 20350075568 in words is "twenty billion, three hundred fifty million, seventy-five thousand, five hundred sixty-eight".