133492085842 has 8 divisors (see below), whose sum is σ = 201395575116. Its totient is φ = 66360227472.

The previous prime is 133492085803. The next prime is 133492085849. The reversal of 133492085842 is 248580294331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 92890238841 + 40601847001 = 304779^2 + 201499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (133492085849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192907293 + ... + 192907984.

Almost surely, 2^133492085842 is an apocalyptic number.

133492085842 is a deficient number, since it is larger than the sum of its proper divisors (67903489274).

133492085842 is a wasteful number, since it uses less digits than its factorization.

133492085842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385815452.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 133492085842 in words is "one hundred thirty-three billion, four hundred ninety-two million, eighty-five thousand, eight hundred forty-two".