42846826581878 has 32 divisors (see below), whose sum is σ = 70135484192928. Its totient is φ = 19469582553600.

The previous prime is 42846826581817. The next prime is 42846826581917. The reversal of 42846826581878 is 87818562864824.

It is a junction number, because it is equal to n+sod(n) for n = 42846826581799 and 42846826581808.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462484126 + ... + 1462513422.

It is an arithmetic number, because the mean of its divisors is an integer number (2191733881029).

Almost surely, 2^{42846826581878} is an apocalyptic number.

42846826581878 is a deficient number, since it is larger than the sum of its proper divisors (27288657611050).

42846826581878 is a wasteful number, since it uses less digits than its factorization.

42846826581878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48368.

The product of its digits is 2642411520, while the sum is 77.

The spelling of 42846826581878 in words is "forty-two trillion, eight hundred forty-six billion, eight hundred twenty-six million, five hundred eighty-one thousand, eight hundred seventy-eight".