423487694064 has 40 divisors (see below), whose sum is σ = 1094162442832. Its totient is φ = 141142878720.

The previous prime is 423487694029. The next prime is 423487694081. The reversal of 423487694064 is 460496784324.

It is a junction number, because it is equal to n+sod(n) for n = 423487693995 and 423487694013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265357 + ... + 957804.

Almost surely, 2^423487694064 is an apocalyptic number.

It is an amenable number.

423487694064 is an abundant number, since it is smaller than the sum of its proper divisors (670674748768).

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

423487694064 is a wasteful number, since it uses less digits than its factorization.

423487694064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230385 (or 1230379 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 57.

The spelling of 423487694064 in words is "four hundred twenty-three billion, four hundred eighty-seven million, six hundred ninety-four thousand, sixty-four".