423613243100 has 72 divisors (see below), whose sum is σ = 942872464800. Its totient is φ = 165132148480.

The previous prime is 423613243091. The next prime is 423613243117. The reversal of 423613243100 is 1342316324.

It is a super-2 number, since 2×423613243100² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 521489 + ... + 1057911.

It is an arithmetic number, because the mean of its divisors is an integer number (13095450900).

Almost surely, 2^423613243100 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 423613243100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471436232400).

423613243100 is an abundant number, since it is smaller than the sum of its proper divisors (519259221700).

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

423613243100 is a wasteful number, since it uses less digits than its factorization.

423613243100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536639 (or 536632 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 423613243100 its reverse (1342316324), we get a palindrome (424955559424).

The spelling of 423613243100 in words is "four hundred twenty-three billion, six hundred thirteen million, two hundred forty-three thousand, one hundred".