873255565552378 has 32 divisors (see below), whose sum is σ = 1367236470044160. Its totient is φ = 417521243018880.

The previous prime is 873255565552187. The next prime is 873255565552387.

873255565552378 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×873255565552378² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4409592223 + ... + 4409790253.

It is an arithmetic number, because the mean of its divisors is an integer number (42726139688880).

Almost surely, 2^{873255565552378} is an apocalyptic number.

873255565552378 is a deficient number, since it is larger than the sum of its proper divisors (493980904491782).

873255565552378 is a wasteful number, since it uses less digits than its factorization.

873255565552378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225742.

The product of its digits is 10584000000, while the sum is 76.

The spelling of 873255565552378 in words is "eight hundred seventy-three trillion, two hundred fifty-five billion, five hundred sixty-five million, five hundred fifty-two thousand, three hundred seventy-eight".