42847155752556 has 24 divisors (see below), whose sum is σ = 100590050728384. Its totient is φ = 14194763254800.

The previous prime is 42847155752503. The next prime is 42847155752573. The reversal of 42847155752556 is 65525755174824.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10952747470 + ... + 10952751381.

Almost surely, 2^{42847155752556} is an apocalyptic number.

It is an amenable number.

42847155752556 is an abundant number, since it is smaller than the sum of its proper divisors (57742894975828).

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

42847155752556 is a wasteful number, since it uses less digits than its factorization.

42847155752556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21905499021 (or 21905499019 counting only the distinct ones).

The product of its digits is 470400000, while the sum is 66.

The spelling of 42847155752556 in words is "forty-two trillion, eight hundred forty-seven billion, one hundred fifty-five million, seven hundred fifty-two thousand, five hundred fifty-six".