20433134104 has 8 divisors (see below), whose sum is σ = 38312126460. Its totient is φ = 10216567048.

The previous prime is 20433134101. The next prime is 20433134167. The reversal of 20433134104 is 40143133402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20433134101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277070874 + ... + 1277070889.

Almost surely, 2^20433134104 is an apocalyptic number.

It is an amenable number.

20433134104 is a deficient number, since it is larger than the sum of its proper divisors (17878992356).

20433134104 is a wasteful number, since it uses less digits than its factorization.

20433134104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554141769 (or 2554141765 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20433134104 its reverse (40143133402), we get a palindrome (60576267506).

The spelling of 20433134104 in words is "twenty billion, four hundred thirty-three million, one hundred thirty-four thousand, one hundred four".