133454233442 has 16 divisors (see below), whose sum is σ = 213181916472. Its totient is φ = 62438972160.

The previous prime is 133454233417. The next prime is 133454233457. The reversal of 133454233442 is 244332454331.

133454233442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 132138793081 + 1315440361 = 363509^2 + 36269^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133454233396 and 133454233405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11338409 + ... + 11350172.

Almost surely, 2^133454233442 is an apocalyptic number.

133454233442 is a deficient number, since it is larger than the sum of its proper divisors (79727683030).

133454233442 is a wasteful number, since it uses less digits than its factorization.

133454233442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22688773.

The product of its digits is 414720, while the sum is 38.

Adding to 133454233442 its reverse (244332454331), we get a palindrome (377786687773).

The spelling of 133454233442 in words is "one hundred thirty-three billion, four hundred fifty-four million, two hundred thirty-three thousand, four hundred forty-two".