133031545232 has 10 divisors (see below), whose sum is σ = 257748618918. Its totient is φ = 66515772608.

The previous prime is 133031545219. The next prime is 133031545243. The reversal of 133031545232 is 232545130331.

It can be written as a sum of positive squares in only one way, i.e., 122231347456 + 10800197776 = 349616^2 + 103924^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4157235773 + ... + 4157235804.

Almost surely, 2^133031545232 is an apocalyptic number.

It is an amenable number.

133031545232 is a deficient number, since it is larger than the sum of its proper divisors (124717073686).

133031545232 is an equidigital number, since it uses as much as digits as its factorization.

133031545232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8314471585 (or 8314471579 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 32.

Adding to 133031545232 its reverse (232545130331), we get a palindrome (365576675563).

The spelling of 133031545232 in words is "one hundred thirty-three billion, thirty-one million, five hundred forty-five thousand, two hundred thirty-two".