12133035512440 has 32 divisors (see below), whose sum is σ = 28905172840080. Its totient is φ = 4567731016192.

The previous prime is 12133035512413. The next prime is 12133035512461. The reversal of 12133035512440 is 4421553033121.

It is a super-2 number, since 2×12133035512440² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 12133035512396 and 12133035512405.

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 in 7 ways as a sum of consecutive naturals, for example, 8921348962 + ... + 8921350321.

Almost surely, 2^{12133035512440} is an apocalyptic number.

12133035512440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12133035512440 is an abundant number, since it is smaller than the sum of its proper divisors (16772137327640).

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

12133035512440 is a wasteful number, since it uses less digits than its factorization.

12133035512440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17842699311 (or 17842699307 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 12133035512440 its reverse (4421553033121), we get a palindrome (16554588545561).

The spelling of 12133035512440 in words is "twelve trillion, one hundred thirty-three billion, thirty-five million, five hundred twelve thousand, four hundred forty".