873198149655 has 16 divisors (see below), whose sum is σ = 1504587581280. Its totient is φ = 429882165888.

The previous prime is 873198149641. The next prime is 873198149687. The reversal of 873198149655 is 556941891378.

It is not a de Polignac number, because 873198149655 - 2⁴ = 873198149639 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2238969420 + ... + 2238969809.

It is an arithmetic number, because the mean of its divisors is an integer number (94036723830).

Almost surely, 2^873198149655 is an apocalyptic number.

873198149655 is a deficient number, since it is larger than the sum of its proper divisors (631389431625).

873198149655 is a wasteful number, since it uses less digits than its factorization.

873198149655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477939250.

The product of its digits is 65318400, while the sum is 66.

The spelling of 873198149655 in words is "eight hundred seventy-three billion, one hundred ninety-eight million, one hundred forty-nine thousand, six hundred fifty-five".