873661047528 has 64 divisors (see below), whose sum is σ = 2340713554560. Its totient is φ = 271029977856.

The previous prime is 873661047521. The next prime is 873661047529. The reversal of 873661047528 is 825740166378.

It is not an unprimeable number, because it can be changed into a prime (873661047521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21367675 + ... + 21408522.

It is an arithmetic number, because the mean of its divisors is an integer number (36573649290).

Almost surely, 2^873661047528 is an apocalyptic number.

It is an amenable number.

873661047528 is an abundant number, since it is smaller than the sum of its proper divisors (1467052507032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873661047528 is a wasteful number, since it uses less digits than its factorization.

873661047528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42776266 (or 42776262 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 57.

The spelling of 873661047528 in words is "eight hundred seventy-three billion, six hundred sixty-one million, forty-seven thousand, five hundred twenty-eight".