133442433252351 has 12 divisors (see below), whose sum is σ = 193932697816728. Its totient is φ = 88415845344144.

The previous prime is 133442433252311. The next prime is 133442433252419. The reversal of 133442433252351 is 153252334244331.

133442433252351 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 4 + 2 + 43 + 3 + 252 + 351 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-133442433252351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133442433252297 and 133442433252306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133442433252301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45481400460 + ... + 45481403393.

It is an arithmetic number, because the mean of its divisors is an integer number (16161058151394).

Almost surely, 2^{133442433252351} is an apocalyptic number.

133442433252351 is a deficient number, since it is larger than the sum of its proper divisors (60490264564377).

133442433252351 is a wasteful number, since it uses less digits than its factorization.

133442433252351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90962804022 (or 90962804019 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 45.

Adding to 133442433252351 its reverse (153252334244331), we get a palindrome (286694767496682).

The spelling of 133442433252351 in words is "one hundred thirty-three trillion, four hundred forty-two billion, four hundred thirty-three million, two hundred fifty-two thousand, three hundred fifty-one".