11433113431440 has 160 divisors (see below), whose sum is σ = 36531057791232. Its totient is φ = 2956611840000.

The previous prime is 11433113431387. The next prime is 11433113431457. The reversal of 11433113431440 is 4413431133411.

11433113431440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4460211 + ... + 6539090.

Almost surely, 2^{11433113431440} is an apocalyptic number.

11433113431440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11433113431440 is an abundant number, since it is smaller than the sum of its proper divisors (25097944359792).

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

11433113431440 is a wasteful number, since it uses less digits than its factorization.

11433113431440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10999449 (or 10999443 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 11433113431440 its reverse (4413431133411), we get a palindrome (15846544564851).

The spelling of 11433113431440 in words is "eleven trillion, four hundred thirty-three billion, one hundred thirteen million, four hundred thirty-one thousand, four hundred forty".