20412800528 has 40 divisors (see below), whose sum is σ = 39945226080. Its totient is φ = 10104756480.

The previous prime is 20412800521. The next prime is 20412800531. The reversal of 20412800528 is 82500821402.

It is a junction number, because it is equal to n+sod(n) for n = 20412800494 and 20412800503.

It is not an unprimeable number, because it can be changed into a prime (20412800521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818483 + ... + 843053.

It is an arithmetic number, because the mean of its divisors is an integer number (998630652).

Almost surely, 2^20412800528 is an apocalyptic number.

It is an amenable number.

20412800528 is a deficient number, since it is larger than the sum of its proper divisors (19532425552).

20412800528 is a wasteful number, since it uses less digits than its factorization.

20412800528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25095 (or 25089 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 32.

The spelling of 20412800528 in words is "twenty billion, four hundred twelve million, eight hundred thousand, five hundred twenty-eight".