42502001242 has 8 divisors (see below), whose sum is σ = 63754026336. Its totient is φ = 21250659132.

The previous prime is 42502001237. The next prime is 42502001249. The reversal of 42502001242 is 24210020524.

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

It is not an unprimeable number, because it can be changed into a prime (42502001249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33873 + ... + 293515.

It is an arithmetic number, because the mean of its divisors is an integer number (7969253292).

Almost surely, 2^42502001242 is an apocalyptic number.

42502001242 is a deficient number, since it is larger than the sum of its proper divisors (21252025094).

42502001242 is a wasteful number, since it uses less digits than its factorization.

42502001242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341492.

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 42502001242 its reverse (24210020524), we get a palindrome (66712021766).

The spelling of 42502001242 in words is "forty-two billion, five hundred two million, one thousand, two hundred forty-two".