20133425043 has 14 divisors (see below), whose sum is σ = 30186329724. Its totient is φ = 13422282876.

The previous prime is 20133425033. The next prime is 20133425077. The reversal of 20133425043 is 34052433102.

20133425043 is a `hidden beast` number, since 20 + 133 + 4 + 2 + 504 + 3 = 666.

It is not a de Polignac number, because 20133425043 - 2¹² = 20133420947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 20133424998 and 20133425016.

It is not an unprimeable number, because it can be changed into a prime (20133425003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 13808205 + ... + 13809662.

Almost surely, 2^20133425043 is an apocalyptic number.

20133425043 is a deficient number, since it is larger than the sum of its proper divisors (10052904681).

20133425043 is an frugal number, since it uses more digits than its factorization.

20133425043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27617885 (or 27617870 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 20133425043 its reverse (34052433102), we get a palindrome (54185858145).

The spelling of 20133425043 in words is "twenty billion, one hundred thirty-three million, four hundred twenty-five thousand, forty-three".