20087884232289 has 40 divisors (see below), whose sum is σ = 30060377411328. Its totient is φ = 13368475236960.

The previous prime is 20087884232263. The next prime is 20087884232293. The reversal of 20087884232289 is 98223248878002.

20087884232289 is a `hidden beast` number, since 200 + 8 + 7 + 88 + 42 + 32 + 289 = 666.

It is not a de Polignac number, because 20087884232289 - 2¹¹ = 20087884230241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20087884232209) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 732132079 + ... + 732159515.

Almost surely, 2^{20087884232289} is an apocalyptic number.

It is an amenable number.

20087884232289 is a deficient number, since it is larger than the sum of its proper divisors (9972493179039).

20087884232289 is a wasteful number, since it uses less digits than its factorization.

20087884232289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42947 (or 42938 counting only the distinct ones).

The product of its (nonzero) digits is 49545216, while the sum is 63.

The spelling of 20087884232289 in words is "twenty trillion, eighty-seven billion, eight hundred eighty-four million, two hundred thirty-two thousand, two hundred eighty-nine".