133243403131040 has 96 divisors (see below), whose sum is σ = 328477894327296. Its totient is φ = 50979473233920.

The previous prime is 133243403131039. The next prime is 133243403131087. The reversal of 133243403131040 is 40131304342331.

It is a happy number.

It is a super-2 number, since 2×133243403131040² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 133243403130988 and 133243403131006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413997380 + ... + 414319100.

It is an arithmetic number, because the mean of its divisors is an integer number (3421644732576).

Almost surely, 2^{133243403131040} is an apocalyptic number.

133243403131040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133243403131040 is an abundant number, since it is smaller than the sum of its proper divisors (195234491196256).

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

133243403131040 is a wasteful number, since it uses less digits than its factorization.

133243403131040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434302 (or 434294 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 133243403131040 its reverse (40131304342331), we get a palindrome (173374707473371).

The spelling of 133243403131040 in words is "one hundred thirty-three trillion, two hundred forty-three billion, four hundred three million, one hundred thirty-one thousand, forty".