133025531131316 has 12 divisors (see below), whose sum is σ = 233187250612932. Its totient is φ = 66400602384768.

The previous prime is 133025531131313. The next prime is 133025531131369. The reversal of 133025531131316 is 613131135520331.

It can be written as a sum of positive squares in 2 ways, for example, as 114306461616400 + 18719069514916 = 10691420^2 + 4326554^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133025531131316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133025531131313) 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, 28040792555 + ... + 28040797298.

It is an arithmetic number, because the mean of its divisors is an integer number (19432270884411).

Almost surely, 2^{133025531131316} is an apocalyptic number.

It is an amenable number.

133025531131316 is a deficient number, since it is larger than the sum of its proper divisors (100161719481616).

133025531131316 is a wasteful number, since it uses less digits than its factorization.

133025531131316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56081590450 (or 56081590448 counting only the distinct ones).

The product of its (nonzero) digits is 72900, while the sum is 38.

Adding to 133025531131316 its reverse (613131135520331), we get a palindrome (746156666651647).

The spelling of 133025531131316 in words is "one hundred thirty-three trillion, twenty-five billion, five hundred thirty-one million, one hundred thirty-one thousand, three hundred sixteen".