423487632560 has 20 divisors (see below), whose sum is σ = 984608745888. Its totient is φ = 169395052992.

The previous prime is 423487632541. The next prime is 423487632569. The reversal of 423487632560 is 65236784324.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 423487632499 and 423487632508.

It is not an unprimeable number, because it can be changed into a prime (423487632569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2646797624 + ... + 2646797783.

Almost surely, 2^423487632560 is an apocalyptic number.

423487632560 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423487632560 is an abundant number, since it is smaller than the sum of its proper divisors (561121113328).

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

423487632560 is a wasteful number, since it uses less digits than its factorization.

423487632560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5293595420 (or 5293595414 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 50.

The spelling of 423487632560 in words is "four hundred twenty-three billion, four hundred eighty-seven million, six hundred thirty-two thousand, five hundred sixty".