42847157645118 has 56 divisors (see below), whose sum is σ = 96363171152976. Its totient is φ = 14282215747200.

The previous prime is 42847157645113. The next prime is 42847157645147. The reversal of 42847157645118 is 81154675174824.

It is a happy number.

42847157645118 is a `hidden beast` number, since 4 + 2 + 8 + 4 + 7 + 1 + 57 + 64 + 511 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42847157645113) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 203549703 + ... + 203760093.

It is an arithmetic number, because the mean of its divisors is an integer number (1720770913446).

Almost surely, 2^{42847157645118} is an apocalyptic number.

42847157645118 is an abundant number, since it is smaller than the sum of its proper divisors (53516013507858).

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

42847157645118 is a wasteful number, since it uses less digits than its factorization.

42847157645118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350092 (or 350077 counting only the distinct ones).

The product of its digits is 60211200, while the sum is 63.

The spelling of 42847157645118 in words is "forty-two trillion, eight hundred forty-seven billion, one hundred fifty-seven million, six hundred forty-five thousand, one hundred eighteen".