6420463506032 has 20 divisors (see below), whose sum is σ = 12439687349976. Its totient is φ = 3210221609280.

The previous prime is 6420463506029. The next prime is 6420463506047. The reversal of 6420463506032 is 2306053640246.

It is a congruent number.

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, 9403907 + ... + 10063517.

Almost surely, 2^{6420463506032} is an apocalyptic number.

It is an amenable number.

6420463506032 is a deficient number, since it is larger than the sum of its proper divisors (6019223843944).

6420463506032 is a wasteful number, since it uses less digits than its factorization.

6420463506032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267976 (or 1267970 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 6420463506032 in words is "six trillion, four hundred twenty billion, four hundred sixty-three million, five hundred six thousand, thirty-two".