423562663671 has 16 divisors (see below), whose sum is σ = 645557068800. Its totient is φ = 241987714848.

The previous prime is 423562663633. The next prime is 423562663807. The reversal of 423562663671 is 176366265324.

It is not a de Polignac number, because 423562663671 - 2⁶ = 423562663607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423562663631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1895536 + ... + 2107173.

It is an arithmetic number, because the mean of its divisors is an integer number (40347316800).

Almost surely, 2^423562663671 is an apocalyptic number.

423562663671 is a deficient number, since it is larger than the sum of its proper divisors (221994405129).

423562663671 is a wasteful number, since it uses less digits than its factorization.

423562663671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4007758.

The product of its digits is 6531840, while the sum is 51.

The spelling of 423562663671 in words is "four hundred twenty-three billion, five hundred sixty-two million, six hundred sixty-three thousand, six hundred seventy-one".