423918369573 has 8 divisors (see below), whose sum is σ = 565514508000. Its totient is φ = 282467238768.

The previous prime is 423918369551. The next prime is 423918369587. The reversal of 423918369573 is 375963819324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 423918369573 - 2⁵ = 423918369541 is a prime.

It is a super-2 number, since 2×423918369573² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423918369533) by changing a digit.

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, 36245083 + ... + 36256776.

It is an arithmetic number, because the mean of its divisors is an integer number (70689313500).

Almost surely, 2^423918369573 is an apocalyptic number.

It is an amenable number.

423918369573 is a deficient number, since it is larger than the sum of its proper divisors (141596138427).

423918369573 is a wasteful number, since it uses less digits than its factorization.

423918369573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72503811.

The product of its digits is 29393280, while the sum is 60.

The spelling of 423918369573 in words is "four hundred twenty-three billion, nine hundred eighteen million, three hundred sixty-nine thousand, five hundred seventy-three".