423520535332500 has 120 divisors (see below), whose sum is σ = 1235567901158976. Its totient is φ = 112875249984000.

The previous prime is 423520535332483. The next prime is 423520535332501. The reversal of 423520535332500 is 5233535025324.

It is a super-3 number, since 3×423520535332500³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423520535332501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2561472 + ... + 29216471.

Almost surely, 2^{423520535332500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423520535332500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617783950579488).

423520535332500 is an abundant number, since it is smaller than the sum of its proper divisors (812047365826476).

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

423520535332500 is a wasteful number, since it uses less digits than its factorization.

423520535332500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31779747 (or 31779730 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 42.

The spelling of 423520535332500 in words is "four hundred twenty-three trillion, five hundred twenty billion, five hundred thirty-five million, three hundred thirty-two thousand, five hundred".