133250331042 has 64 divisors (see below), whose sum is σ = 325248768000. Its totient is φ = 40249520784.

The previous prime is 133250331031. The next prime is 133250331043. The reversal of 133250331042 is 240133052331.

133250331042 is a `hidden beast` number, since 1 + 3 + 325 + 0 + 331 + 0 + 4 + 2 = 666.

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 = 133250330997 and 133250331015.

It is not an unprimeable number, because it can be changed into a prime (133250331043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2799742 + ... + 2846937.

It is an arithmetic number, because the mean of its divisors is an integer number (5082012000).

Almost surely, 2^133250331042 is an apocalyptic number.

133250331042 is an abundant number, since it is smaller than the sum of its proper divisors (191998436958).

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

133250331042 is a wasteful number, since it uses less digits than its factorization.

133250331042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5646732 (or 5646726 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

Adding to 133250331042 its reverse (240133052331), we get a palindrome (373383383373).

The spelling of 133250331042 in words is "one hundred thirty-three billion, two hundred fifty million, three hundred thirty-one thousand, forty-two".