6433305440340 has 48 divisors (see below), whose sum is σ = 18318564653760. Its totient is φ = 1686471029760.

The previous prime is 6433305440339. The next prime is 6433305440371. The reversal of 6433305440340 is 430445033346.

It is a congruent number.

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, 908655421 + ... + 908662500.

It is an arithmetic number, because the mean of its divisors is an integer number (381636763620).

Almost surely, 2^{6433305440340} is an apocalyptic number.

6433305440340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6433305440340 is an abundant number, since it is smaller than the sum of its proper divisors (11885259213420).

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

6433305440340 is a wasteful number, since it uses less digits than its factorization.

6433305440340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817317992 (or 1817317990 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 39.

The spelling of 6433305440340 in words is "six trillion, four hundred thirty-three billion, three hundred five million, four hundred forty thousand, three hundred forty".