42000321423433 has 16 divisors (see below), whose sum is σ = 42082921267200. Its totient is φ = 41917833219600.

The previous prime is 42000321423413. The next prime is 42000321423491. The reversal of 42000321423433 is 33432412300024.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42000321423433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42000321423395 and 42000321423404.

It is not an unprimeable number, because it can be changed into a prime (42000321423413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4403006178 + ... + 4403015716.

It is an arithmetic number, because the mean of its divisors is an integer number (2630182579200).

Almost surely, 2^{42000321423433} is an apocalyptic number.

It is an amenable number.

42000321423433 is a deficient number, since it is larger than the sum of its proper divisors (82599843767).

42000321423433 is a wasteful number, since it uses less digits than its factorization.

42000321423433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14532.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 42000321423433 its reverse (33432412300024), we get a palindrome (75432733723457).

The spelling of 42000321423433 in words is "forty-two trillion, three hundred twenty-one million, four hundred twenty-three thousand, four hundred thirty-three".