873845525548378 has 16 divisors (see below), whose sum is σ = 1388669474994984. Its totient is φ = 410985225354240.

The previous prime is 873845525548241. The next prime is 873845525548397.

873845525548378 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 512800418139409 + 361045107408969 = 22645097^2 + 19001187^2 .

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, 7381140975 + ... + 7381259362.

Almost surely, 2^{873845525548378} is an apocalyptic number.

873845525548378 is a deficient number, since it is larger than the sum of its proper divisors (514823949446606).

873845525548378 is a wasteful number, since it uses less digits than its factorization.

873845525548378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14762402097.

The product of its digits is 36126720000, while the sum is 82.

The spelling of 873845525548378 in words is "eight hundred seventy-three trillion, eight hundred forty-five billion, five hundred twenty-five million, five hundred forty-eight thousand, three hundred seventy-eight".