4542121622434 has 8 divisors (see below), whose sum is σ = 7432562654928. Its totient is φ = 2064600737460.

The previous prime is 4542121622393. The next prime is 4542121622477. The reversal of 4542121622434 is 4342261212454.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103230036852 + ... + 103230036895.

It is an arithmetic number, because the mean of its divisors is an integer number (929070331866).

Almost surely, 2^{4542121622434} is an apocalyptic number.

4542121622434 is a deficient number, since it is larger than the sum of its proper divisors (2890441032494).

4542121622434 is a wasteful number, since it uses less digits than its factorization.

4542121622434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206460073760.

The product of its digits is 368640, while the sum is 40.

Adding to 4542121622434 its reverse (4342261212454), we get a palindrome (8884382834888).

The spelling of 4542121622434 in words is "four trillion, five hundred forty-two billion, one hundred twenty-one million, six hundred twenty-two thousand, four hundred thirty-four".