42402113012 has 48 divisors (see below), whose sum is σ = 88398414720. Its totient is φ = 17411721600.

The previous prime is 42402113009. The next prime is 42402113029. The reversal of 42402113012 is 21031120424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92939 + ... + 305682.

It is an arithmetic number, because the mean of its divisors is an integer number (1841633640).

Almost surely, 2^42402113012 is an apocalyptic number.

It is an amenable number.

42402113012 is an abundant number, since it is smaller than the sum of its proper divisors (45996301708).

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

42402113012 is a wasteful number, since it uses less digits than its factorization.

42402113012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398792 (or 398790 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42402113012 its reverse (21031120424), we get a palindrome (63433233436).

The spelling of 42402113012 in words is "forty-two billion, four hundred two million, one hundred thirteen thousand, twelve".