133433254236 has 24 divisors (see below), whose sum is σ = 315991191040. Its totient is φ = 43813904112.

The previous prime is 133433254231. The next prime is 133433254237. The reversal of 133433254236 is 632452334331.

It is a junction number, because it is equal to n+sod(n) for n = 133433254194 and 133433254203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133433254231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82980076 + ... + 82981683.

Almost surely, 2^133433254236 is an apocalyptic number.

It is an amenable number.

133433254236 is an abundant number, since it is smaller than the sum of its proper divisors (182557936804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133433254236 is a wasteful number, since it uses less digits than its factorization.

133433254236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165961833 (or 165961831 counting only the distinct ones).

The product of its digits is 466560, while the sum is 39.

Adding to 133433254236 its reverse (632452334331), we get a palindrome (765885588567).

The spelling of 133433254236 in words is "one hundred thirty-three billion, four hundred thirty-three million, two hundred fifty-four thousand, two hundred thirty-six".