6433305440557 has 32 divisors (see below), whose sum is σ = 6585864192000. Its totient is φ = 6283008388800.

The previous prime is 6433305440539. The next prime is 6433305440599. The reversal of 6433305440557 is 7550445033346.

It is a de Polignac number, because none of the positive numbers 2^k-6433305440557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6433305440557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6433305440057) 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, 2373036432 + ... + 2373039142.

It is an arithmetic number, because the mean of its divisors is an integer number (205808256000).

Almost surely, 2^{6433305440557} is an apocalyptic number.

It is an amenable number.

6433305440557 is a deficient number, since it is larger than the sum of its proper divisors (152558751443).

6433305440557 is a wasteful number, since it uses less digits than its factorization.

6433305440557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3817.

The product of its (nonzero) digits is 9072000, while the sum is 49.

The spelling of 6433305440557 in words is "six trillion, four hundred thirty-three billion, three hundred five million, four hundred forty thousand, five hundred fifty-seven".