4122340140542 has 8 divisors (see below), whose sum is σ = 6659164842456. Its totient is φ = 1902618526392.

The previous prime is 4122340140521. The next prime is 4122340140637. The reversal of 4122340140542 is 2450410432214.

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

It is a junction number, because it is equal to n+sod(n) for n = 4122340140499 and 4122340140508.

It is a congruent number.

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, 79275771908 + ... + 79275771959.

It is an arithmetic number, because the mean of its divisors is an integer number (832395605307).

Almost surely, 2^{4122340140542} is an apocalyptic number.

4122340140542 is a deficient number, since it is larger than the sum of its proper divisors (2536824701914).

4122340140542 is a wasteful number, since it uses less digits than its factorization.

4122340140542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158551543882.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 4122340140542 its reverse (2450410432214), we get a palindrome (6572750572756).

The spelling of 4122340140542 in words is "four trillion, one hundred twenty-two billion, three hundred forty million, one hundred forty thousand, five hundred forty-two".