133875335875 has 16 divisors (see below), whose sum is σ = 168730657056. Its totient is φ = 106039860000.

The previous prime is 133875335861. The next prime is 133875335887. The reversal of 133875335875 is 578533578331.

It is a happy number.

It is not a de Polignac number, because 133875335875 - 2¹⁷ = 133875204803 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5289369 + ... + 5314618.

It is an arithmetic number, because the mean of its divisors is an integer number (10545666066).

Almost surely, 2^133875335875 is an apocalyptic number.

133875335875 is a deficient number, since it is larger than the sum of its proper divisors (34855321181).

133875335875 is a wasteful number, since it uses less digits than its factorization.

133875335875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10604103 (or 10604093 counting only the distinct ones).

The product of its digits is 31752000, while the sum is 58.

The spelling of 133875335875 in words is "one hundred thirty-three billion, eight hundred seventy-five million, three hundred thirty-five thousand, eight hundred seventy-five".