42320203344 has 120 divisors (see below), whose sum is σ = 120319486560. Its totient is φ = 13883909376.

The previous prime is 42320203309. The next prime is 42320203361. The reversal of 42320203344 is 44330202324.

42320203344 is a `hidden beast` number, since 4 + 2 + 320 + 2 + 0 + 334 + 4 = 666.

42320203344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42320203344² (a number of 22 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, 3208507 + ... + 3221669.

It is an arithmetic number, because the mean of its divisors is an integer number (1002662388).

Almost surely, 2^42320203344 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 42320203344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60159743280).

42320203344 is an abundant number, since it is smaller than the sum of its proper divisors (77999283216).

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

42320203344 is a wasteful number, since it uses less digits than its factorization.

42320203344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13529 (or 13520 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 42320203344 its reverse (44330202324), we get a palindrome (86650405668).

It can be divided in two parts, 4232020 and 3344, that added together give a square (4235364 = 2058²).

The spelling of 42320203344 in words is "forty-two billion, three hundred twenty million, two hundred three thousand, three hundred forty-four".