20056042088 has 32 divisors (see below), whose sum is σ = 37694201160. Its totient is φ = 10004290560.

The previous prime is 20056042051. The next prime is 20056042099. The reversal of 20056042088 is 88024065002.

It can be written as a sum of positive squares in 4 ways, for example, as 19836468964 + 219573124 = 140842^2 + 14818^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8436356 + ... + 8438732.

Almost surely, 2^20056042088 is an apocalyptic number.

It is an amenable number.

20056042088 is a deficient number, since it is larger than the sum of its proper divisors (17638159072).

20056042088 is a wasteful number, since it uses less digits than its factorization.

20056042088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437 (or 4433 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 20056042088 in words is "twenty billion, fifty-six million, forty-two thousand, eighty-eight".