42513325112 has 32 divisors (see below), whose sum is σ = 82774850400. Its totient is φ = 20445608064.

The previous prime is 42513325109. The next prime is 42513325121. The reversal of 42513325112 is 21152331524.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287363 + ... + 409394.

It is an arithmetic number, because the mean of its divisors is an integer number (2586714075).

Almost surely, 2^42513325112 is an apocalyptic number.

It is an amenable number.

42513325112 is a deficient number, since it is larger than the sum of its proper divisors (40261525288).

42513325112 is a wasteful number, since it uses less digits than its factorization.

42513325112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697055 (or 697051 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

Adding to 42513325112 its reverse (21152331524), we get a palindrome (63665656636).

The spelling of 42513325112 in words is "forty-two billion, five hundred thirteen million, three hundred twenty-five thousand, one hundred twelve".