42878516126568 has 48 divisors (see below), whose sum is σ = 113872875890880. Its totient is φ = 13452083488512.

The previous prime is 42878516126543. The next prime is 42878516126617. The reversal of 42878516126568 is 86562161587824.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3091004896 + ... + 3091018767.

It is an arithmetic number, because the mean of its divisors is an integer number (2372351581060).

Almost surely, 2^{42878516126568} is an apocalyptic number.

It is an amenable number.

42878516126568 is an abundant number, since it is smaller than the sum of its proper divisors (70994359764312).

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

42878516126568 is a wasteful number, since it uses less digits than its factorization.

42878516126568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6182023706 (or 6182023685 counting only the distinct ones).

The product of its digits is 309657600, while the sum is 69.

The spelling of 42878516126568 in words is "forty-two trillion, eight hundred seventy-eight billion, five hundred sixteen million, one hundred twenty-six thousand, five hundred sixty-eight".