42265543320 has 768 divisors, whose sum is σ = 194169830400. Its totient is φ = 7678955520.

The previous prime is 42265543303. The next prime is 42265543357. The reversal of 42265543320 is 2334556224.

42265543320 is a `hidden beast` number, since 4 + 22 + 65 + 543 + 32 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6843754 + ... + 6849926.

It is an arithmetic number, because the mean of its divisors is an integer number (252825300).

Almost surely, 2^42265543320 is an apocalyptic number.

42265543320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42265543320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97084915200).

42265543320 is an abundant number, since it is smaller than the sum of its proper divisors (151904287080).

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

42265543320 is a wasteful number, since it uses less digits than its factorization.

42265543320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6240 (or 6233 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

It can be divided in two parts, 42265 and 543320, that added together give a palindrome (585585).

The spelling of 42265543320 in words is "forty-two billion, two hundred sixty-five million, five hundred forty-three thousand, three hundred twenty".