133400234142 has 36 divisors (see below), whose sum is σ = 336223041336. Its totient is φ = 38114352360.

The previous prime is 133400234141. The next prime is 133400234147. The reversal of 133400234142 is 241432004331.

133400234142 is a `hidden beast` number, since 13 + 3 + 400 + 234 + 14 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133400234141) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 75622834 + ... + 75624597.

It is an arithmetic number, because the mean of its divisors is an integer number (9339528926).

Almost surely, 2^133400234142 is an apocalyptic number.

133400234142 is an abundant number, since it is smaller than the sum of its proper divisors (202822807194).

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

133400234142 is a wasteful number, since it uses less digits than its factorization.

133400234142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151247453 (or 151247443 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 133400234142 its reverse (241432004331), we get a palindrome (374832238473).

The spelling of 133400234142 in words is "one hundred thirty-three billion, four hundred million, two hundred thirty-four thousand, one hundred forty-two".