133031544544 has 12 divisors (see below), whose sum is σ = 261905853384. Its totient is φ = 66515772256.

The previous prime is 133031544521. The next prime is 133031544553. The reversal of 133031544544 is 445445130331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2078617852 + ... + 2078617915.

It is an arithmetic number, because the mean of its divisors is an integer number (21825487782).

Almost surely, 2^133031544544 is an apocalyptic number.

It is an amenable number.

133031544544 is a deficient number, since it is larger than the sum of its proper divisors (128874308840).

133031544544 is an equidigital number, since it uses as much as digits as its factorization.

133031544544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157235777 (or 4157235769 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 133031544544 its reverse (445445130331), we get a palindrome (578476674875).

The spelling of 133031544544 in words is "one hundred thirty-three billion, thirty-one million, five hundred forty-four thousand, five hundred forty-four".