869585271353 has 4 divisors (see below), whose sum is σ = 869733191040. Its totient is φ = 869437351668.

The previous prime is 869585271329. The next prime is 869585271391. The reversal of 869585271353 is 353172585968.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 869585271353 - 2⁸ = 869585271097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (869585271323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73951025 + ... + 73962782.

It is an arithmetic number, because the mean of its divisors is an integer number (217433297760).

Almost surely, 2^869585271353 is an apocalyptic number.

It is an amenable number.

869585271353 is a deficient number, since it is larger than the sum of its proper divisors (147919687).

869585271353 is a wasteful number, since it uses less digits than its factorization.

869585271353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147919686.

The product of its digits is 54432000, while the sum is 62.

The spelling of 869585271353 in words is "eight hundred sixty-nine billion, five hundred eighty-five million, two hundred seventy-one thousand, three hundred fifty-three".