42313122143450 has 24 divisors (see below), whose sum is σ = 78704761099680. Its totient is φ = 16924742639600.

The previous prime is 42313122143443. The next prime is 42313122143459. The reversal of 42313122143450 is 5434122131324.

It is a self number, because there is not a number n which added to its sum of digits gives 42313122143450.

It is not an unprimeable number, because it can be changed into a prime (42313122143459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10964756 + ... + 14312655.

It is an arithmetic number, because the mean of its divisors is an integer number (3279365045820).

Almost surely, 2^{42313122143450} is an apocalyptic number.

42313122143450 is a deficient number, since it is larger than the sum of its proper divisors (36391638956230).

42313122143450 is a wasteful number, since it uses less digits than its factorization.

42313122143450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25310902 (or 25310897 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 42313122143450 its reverse (5434122131324), we get a palindrome (47747244274774).

The spelling of 42313122143450 in words is "forty-two trillion, three hundred thirteen billion, one hundred twenty-two million, one hundred forty-three thousand, four hundred fifty".