42846828514578 has 80 divisors (see below), whose sum is σ = 105342107086656. Its totient is φ = 12908835963360.

The previous prime is 42846828514561. The next prime is 42846828514667. The reversal of 42846828514578 is 87541582864824.

42846828514578 is a `hidden beast` number, since 4 + 2 + 8 + 46 + 8 + 2 + 8 + 5 + 1 + 4 + 578 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 69183726 + ... + 69800297.

Almost surely, 2^{42846828514578} is an apocalyptic number.

42846828514578 is an abundant number, since it is smaller than the sum of its proper divisors (62495278572078).

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

42846828514578 is a wasteful number, since it uses less digits than its factorization.

42846828514578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138984221 (or 138984212 counting only the distinct ones).

The product of its digits is 1101004800, while the sum is 72.

The spelling of 42846828514578 in words is "forty-two trillion, eight hundred forty-six billion, eight hundred twenty-eight million, five hundred fourteen thousand, five hundred seventy-eight".