6463430335550 has 24 divisors (see below), whose sum is σ = 12084270496176. Its totient is φ = 2571976419840.

The previous prime is 6463430335547. The next prime is 6463430335669. The reversal of 6463430335550 is 555330343646.

It is a junction number, because it is equal to n+sod(n) for n = 6463430335495 and 6463430335504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334883114 + ... + 334902413.

It is an arithmetic number, because the mean of its divisors is an integer number (503511270674).

Almost surely, 2^{6463430335550} is an apocalyptic number.

6463430335550 is a deficient number, since it is larger than the sum of its proper divisors (5620840160626).

6463430335550 is a wasteful number, since it uses less digits than its factorization.

6463430335550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669785732 (or 669785727 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 47.

The spelling of 6463430335550 in words is "six trillion, four hundred sixty-three billion, four hundred thirty million, three hundred thirty-five thousand, five hundred fifty".