133495845738 has 32 divisors (see below), whose sum is σ = 279054688896. Its totient is φ = 42494430528.

The previous prime is 133495845733. The next prime is 133495845811. The reversal of 133495845738 is 837548594331.

It is a happy number.

It is a super-2 number, since 2×133495845738² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133495845731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704445 + ... + 873632.

It is an arithmetic number, because the mean of its divisors is an integer number (8720459028).

Almost surely, 2^133495845738 is an apocalyptic number.

133495845738 is an abundant number, since it is smaller than the sum of its proper divisors (145558843158).

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

133495845738 is a wasteful number, since it uses less digits than its factorization.

133495845738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578718.

The product of its digits is 43545600, while the sum is 60.

The spelling of 133495845738 in words is "one hundred thirty-three billion, four hundred ninety-five million, eight hundred forty-five thousand, seven hundred thirty-eight".