42135002412 has 24 divisors (see below), whose sum is σ = 98319748800. Its totient is φ = 14044323216.

The previous prime is 42135002387. The next prime is 42135002447. The reversal of 42135002412 is 21420053124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217539 + ... + 362757.

It is an arithmetic number, because the mean of its divisors is an integer number (4096656200).

Almost surely, 2^42135002412 is an apocalyptic number.

It is an amenable number.

42135002412 is an abundant number, since it is smaller than the sum of its proper divisors (56184746388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42135002412 is a wasteful number, since it uses less digits than its factorization.

42135002412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169405 (or 169403 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 42135002412 its reverse (21420053124), we get a palindrome (63555055536).

The spelling of 42135002412 in words is "forty-two billion, one hundred thirty-five million, two thousand, four hundred twelve".