1433380421649 has 32 divisors (see below), whose sum is σ = 2155729282560. Its totient is φ = 839606326400.

The previous prime is 1433380421633. The next prime is 1433380421699. The reversal of 1433380421649 is 9461240833341.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1433380421649 - 2⁴ = 1433380421633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1433380421598 and 1433380421607.

It is not an unprimeable number, because it can be changed into a prime (1433380421609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4805739 + ... + 5095280.

It is an arithmetic number, because the mean of its divisors is an integer number (67366540080).

Almost surely, 2^{1433380421649} is an apocalyptic number.

It is an amenable number.

1433380421649 is a deficient number, since it is larger than the sum of its proper divisors (722348860911).

1433380421649 is a wasteful number, since it uses less digits than its factorization.

1433380421649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9901181.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 1433380421649 in words is "one trillion, four hundred thirty-three billion, three hundred eighty million, four hundred twenty-one thousand, six hundred forty-nine".