42061504640242 has 8 divisors (see below), whose sum is σ = 66412902063600. Its totient is φ = 19923870619044.

The previous prime is 42061504640143. The next prime is 42061504640327. The reversal of 42061504640242 is 24204640516024.

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 = 42061504640195 and 42061504640204.

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, 553440850492 + ... + 553440850567.

It is an arithmetic number, because the mean of its divisors is an integer number (8301612757950).

Almost surely, 2^{42061504640242} is an apocalyptic number.

42061504640242 is a deficient number, since it is larger than the sum of its proper divisors (24351397423358).

42061504640242 is a wasteful number, since it uses less digits than its factorization.

42061504640242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106881701080.

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

The spelling of 42061504640242 in words is "forty-two trillion, sixty-one billion, five hundred four million, six hundred forty thousand, two hundred forty-two".