63845060785 has 32 divisors (see below), whose sum is σ = 84953981952. Its totient is φ = 45670975680.

The previous prime is 63845060767. The next prime is 63845060789. The reversal of 63845060785 is 58706054836.

It is not a de Polignac number, because 63845060785 - 2⁹ = 63845060273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63845060789) 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, 2504172 + ... + 2529538.

It is an arithmetic number, because the mean of its divisors is an integer number (2654811936).

Almost surely, 2^63845060785 is an apocalyptic number.

It is an amenable number.

63845060785 is a deficient number, since it is larger than the sum of its proper divisors (21108921167).

63845060785 is a wasteful number, since it uses less digits than its factorization.

63845060785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26133.

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 63845060785 in words is "sixty-three billion, eight hundred forty-five million, sixty thousand, seven hundred eighty-five".