42434935987472 has 40 divisors (see below), whose sum is σ = 93993710106816. Its totient is φ = 18180471286656.

The previous prime is 42434935987447. The next prime is 42434935987501. The reversal of 42434935987472 is 27478953943424.

It is a junction number, because it is equal to n+sod(n) for n = 42434935987396 and 42434935987405.

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, 61424243 + ... + 62111250.

Almost surely, 2^{42434935987472} is an apocalyptic number.

It is an amenable number.

42434935987472 is an abundant number, since it is smaller than the sum of its proper divisors (51558774119344).

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

42434935987472 is a wasteful number, since it uses less digits than its factorization.

42434935987472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123538575 (or 123538569 counting only the distinct ones).

The product of its digits is 1463132160, while the sum is 71.

The spelling of 42434935987472 in words is "forty-two trillion, four hundred thirty-four billion, nine hundred thirty-five million, nine hundred eighty-seven thousand, four hundred seventy-two".