42878556271362 has 64 divisors (see below), whose sum is σ = 100800590102784. Its totient is φ = 11902903084800.

The previous prime is 42878556271351. The next prime is 42878556271409. The reversal of 42878556271362 is 26317265587824.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42878556271293 and 42878556271302.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18591373 + ... + 20770080.

It is an arithmetic number, because the mean of its divisors is an integer number (1575009220356).

Almost surely, 2^{42878556271362} is an apocalyptic number.

42878556271362 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

42878556271362 is an abundant number, since it is smaller than the sum of its proper divisors (57922033831422).

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

42878556271362 is a wasteful number, since it uses less digits than its factorization.

42878556271362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39362203.

The product of its digits is 270950400, while the sum is 66.

The spelling of 42878556271362 in words is "forty-two trillion, eight hundred seventy-eight billion, five hundred fifty-six million, two hundred seventy-one thousand, three hundred sixty-two".