20285798576 has 40 divisors (see below), whose sum is σ = 39663924144. Its totient is φ = 10050324480.

The previous prime is 20285798567. The next prime is 20285798581. The reversal of 20285798576 is 67589758202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867356 + ... + 890436.

Almost surely, 2^20285798576 is an apocalyptic number.

It is an amenable number.

20285798576 is a deficient number, since it is larger than the sum of its proper divisors (19378125568).

20285798576 is a wasteful number, since it uses less digits than its factorization.

20285798576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23589 (or 23583 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 59.

The spelling of 20285798576 in words is "twenty billion, two hundred eighty-five million, seven hundred ninety-eight thousand, five hundred seventy-six".