20203046288 has 20 divisors (see below), whose sum is σ = 39145840860. Its totient is φ = 10100893824.

The previous prime is 20203046263. The next prime is 20203046293. The reversal of 20203046288 is 88264030202.

It can be written as a sum of positive squares in 2 ways, for example, as 5844296704 + 14358749584 = 76448^2 + 119828^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331406 + ... + 387602.

It is an arithmetic number, because the mean of its divisors is an integer number (1957292043).

Almost surely, 2^20203046288 is an apocalyptic number.

It is an amenable number.

20203046288 is a deficient number, since it is larger than the sum of its proper divisors (18942794572).

20203046288 is a wasteful number, since it uses less digits than its factorization.

20203046288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78674 (or 78668 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The spelling of 20203046288 in words is "twenty billion, two hundred three million, forty-six thousand, two hundred eighty-eight".