42878535237996 has 24 divisors (see below), whose sum is σ = 100062296664624. Its totient is φ = 14291076349440.

The previous prime is 42878535237971. The next prime is 42878535237997. The reversal of 42878535237996 is 69973253587824.

It is not an unprimeable number, because it can be changed into a prime (42878535237997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220990225 + ... + 221184168.

It is an arithmetic number, because the mean of its divisors is an integer number (4169262361026).

Almost surely, 2^{42878535237996} is an apocalyptic number.

It is an amenable number.

42878535237996 is an abundant number, since it is smaller than the sum of its proper divisors (57183761426628).

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

42878535237996 is a wasteful number, since it uses less digits than its factorization.

42878535237996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442182481 (or 442182479 counting only the distinct ones).

The product of its digits is 5486745600, while the sum is 78.

The spelling of 42878535237996 in words is "forty-two trillion, eight hundred seventy-eight billion, five hundred thirty-five million, two hundred thirty-seven thousand, nine hundred ninety-six".