133771800832575 has 48 divisors (see below), whose sum is σ = 226566024742176. Its totient is φ = 69604141363200.

The previous prime is 133771800832573. The next prime is 133771800832613. The reversal of 133771800832575 is 575238008177331.

It is a Cunningham number, because it is equal to 11565976²-1.

It is not a de Polignac number, because 133771800832575 - 2¹ = 133771800832573 is a prime.

It is a super-2 number, since 2×133771800832575² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133771800832573) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 474063927 + ... + 474346023.

It is an arithmetic number, because the mean of its divisors is an integer number (4720125515462).

Almost surely, 2^{133771800832575} is an apocalyptic number.

133771800832575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133771800832575 is a deficient number, since it is larger than the sum of its proper divisors (92794223909601).

133771800832575 is a wasteful number, since it uses less digits than its factorization.

133771800832575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436364 (or 436359 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 60.

The spelling of 133771800832575 in words is "one hundred thirty-three trillion, seven hundred seventy-one billion, eight hundred million, eight hundred thirty-two thousand, five hundred seventy-five".