42846852577785 has 32 divisors (see below), whose sum is σ = 69593700311040. Its totient is φ = 22505561546688.

The previous prime is 42846852577783. The next prime is 42846852577811. The reversal of 42846852577785 is 58777525864824.

It is a happy number.

It is not a de Polignac number, because 42846852577785 - 2¹ = 42846852577783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42846852577785.

It is not an unprimeable number, because it can be changed into a prime (42846852577783) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249625 + ... + 9260454.

It is an arithmetic number, because the mean of its divisors is an integer number (2174803134720).

Almost surely, 2^{42846852577785} is an apocalyptic number.

It is an amenable number.

42846852577785 is a deficient number, since it is larger than the sum of its proper divisors (26746847733255).

42846852577785 is a wasteful number, since it uses less digits than its factorization.

42846852577785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9514637.

The product of its digits is 8429568000, while the sum is 78.

The spelling of 42846852577785 in words is "forty-two trillion, eight hundred forty-six billion, eight hundred fifty-two million, five hundred seventy-seven thousand, seven hundred eighty-five".