869509052343 has 12 divisors (see below), whose sum is σ = 1256004256728. Its totient is φ = 579651130800.

The previous prime is 869509052333. The next prime is 869509052369. The reversal of 869509052343 is 343250905968.

869509052343 is a `hidden beast` number, since 8 + 69 + 50 + 9 + 0 + 523 + 4 + 3 = 666.

It is not a de Polignac number, because 869509052343 - 2¹⁴ = 869509035959 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 869509052343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (869509052323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1540333 + ... + 2027718.

It is an arithmetic number, because the mean of its divisors is an integer number (104667021394).

Almost surely, 2^869509052343 is an apocalyptic number.

869509052343 is a deficient number, since it is larger than the sum of its proper divisors (386495204385).

869509052343 is a wasteful number, since it uses less digits than its factorization.

869509052343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595134 (or 3595131 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 869509052343 in words is "eight hundred sixty-nine billion, five hundred nine million, fifty-two thousand, three hundred forty-three".