42142050542 has 8 divisors (see below), whose sum is σ = 63215960976. Its totient is φ = 21070063552.

The previous prime is 42142050529. The next prime is 42142050583. The reversal of 42142050542 is 24505024124.

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

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, 424778 + ... + 514509.

It is an arithmetic number, because the mean of its divisors is an integer number (7901995122).

Almost surely, 2^42142050542 is an apocalyptic number.

42142050542 is a deficient number, since it is larger than the sum of its proper divisors (21073910434).

42142050542 is a wasteful number, since it uses less digits than its factorization.

42142050542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961722.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 42142050542 its reverse (24505024124), we get a palindrome (66647074666).

The spelling of 42142050542 in words is "forty-two billion, one hundred forty-two million, fifty thousand, five hundred forty-two".