133399757792 has 96 divisors (see below), whose sum is σ = 328764381120. Its totient is φ = 51952803840.

The previous prime is 133399757767. The next prime is 133399757797. The reversal of 133399757792 is 297757993331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133399757797) 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, 493559 + ... + 714422.

It is an arithmetic number, because the mean of its divisors is an integer number (3424628970).

Almost surely, 2^133399757792 is an apocalyptic number.

It is an amenable number.

133399757792 is an abundant number, since it is smaller than the sum of its proper divisors (195364623328).

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

133399757792 is a wasteful number, since it uses less digits than its factorization.

133399757792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208044 (or 1208036 counting only the distinct ones).

The product of its digits is 67512690, while the sum is 65.

The spelling of 133399757792 in words is "one hundred thirty-three billion, three hundred ninety-nine million, seven hundred fifty-seven thousand, seven hundred ninety-two".