6433305440556 has 12 divisors (see below), whose sum is σ = 15011046027992. Its totient is φ = 2144435146848.

The previous prime is 6433305440539. The next prime is 6433305440599. The reversal of 6433305440556 is 6550445033346.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268054393345 + ... + 268054393368.

Almost surely, 2^{6433305440556} is an apocalyptic number.

It is an amenable number.

6433305440556 is an abundant number, since it is smaller than the sum of its proper divisors (8577740587436).

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

6433305440556 is a wasteful number, since it uses less digits than its factorization.

6433305440556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536108786720 (or 536108786718 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 48.

The spelling of 6433305440556 in words is "six trillion, four hundred thirty-three billion, three hundred five million, four hundred forty thousand, five hundred fifty-six".