42404441343 has 8 divisors (see below), whose sum is σ = 61679187456. Its totient is φ = 25699661400.

The previous prime is 42404441341. The next prime is 42404441377. The reversal of 42404441343 is 34314440424.

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

It is not a de Polignac number, because 42404441343 - 2¹ = 42404441341 is a prime.

It is a super-2 number, since 2×42404441343² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 1284983071 = 42404441343 / (4 + 2 + 4 + 0 + 4 + 4 + 4 + 1 + 3 + 4 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42404441341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 642491503 + ... + 642491568.

It is an arithmetic number, because the mean of its divisors is an integer number (7709898432).

Almost surely, 2^42404441343 is an apocalyptic number.

42404441343 is a deficient number, since it is larger than the sum of its proper divisors (19274746113).

42404441343 is a wasteful number, since it uses less digits than its factorization.

42404441343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284983085.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 42404441343 its reverse (34314440424), we get a palindrome (76718881767).

The spelling of 42404441343 in words is "forty-two billion, four hundred four million, four hundred forty-one thousand, three hundred forty-three".