42401020142 has 8 divisors (see below), whose sum is σ = 68493955656. Its totient is φ = 19569701592.

The previous prime is 42401020127. The next prime is 42401020153. The reversal of 42401020142 is 24102010424.

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, 815404208 + ... + 815404259.

It is an arithmetic number, because the mean of its divisors is an integer number (8561744457).

Almost surely, 2^42401020142 is an apocalyptic number.

42401020142 is a deficient number, since it is larger than the sum of its proper divisors (26092935514).

42401020142 is a wasteful number, since it uses less digits than its factorization.

42401020142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630808482.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 42401020142 its reverse (24102010424), we get a palindrome (66503030566).

The spelling of 42401020142 in words is "forty-two billion, four hundred one million, twenty thousand, one hundred forty-two".