862340794523 has 4 divisors (see below), whose sum is σ = 928674701808. Its totient is φ = 796006887240.

The previous prime is 862340794519. The next prime is 862340794531. The reversal of 862340794523 is 325497043268.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 862340794523 - 2² = 862340794519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (862340794823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33166953623 + ... + 33166953648.

It is an arithmetic number, because the mean of its divisors is an integer number (232168675452).

Almost surely, 2^862340794523 is an apocalyptic number.

862340794523 is a deficient number, since it is larger than the sum of its proper divisors (66333907285).

862340794523 is a wasteful number, since it uses less digits than its factorization.

862340794523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66333907284.

The product of its (nonzero) digits is 8709120, while the sum is 53.

The spelling of 862340794523 in words is "eight hundred sixty-two billion, three hundred forty million, seven hundred ninety-four thousand, five hundred twenty-three".