42847441681146 has 48 divisors (see below), whose sum is σ = 90445028558400. Its totient is φ = 13530396110976.

The previous prime is 42847441681139. The next prime is 42847441681151. The reversal of 42847441681146 is 64118614474824.

It is a self number, because there is not a number n which added to its sum of digits gives 42847441681146.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83870610 + ... + 84379938.

It is an arithmetic number, because the mean of its divisors is an integer number (1884271428300).

Almost surely, 2^{42847441681146} is an apocalyptic number.

42847441681146 is an abundant number, since it is smaller than the sum of its proper divisors (47597586877254).

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

42847441681146 is a wasteful number, since it uses less digits than its factorization.

42847441681146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548211 (or 548192 counting only the distinct ones).

The product of its digits is 33030144, while the sum is 60.

The spelling of 42847441681146 in words is "forty-two trillion, eight hundred forty-seven billion, four hundred forty-one million, six hundred eighty-one thousand, one hundred forty-six".