686134306162 has 4 divisors (see below), whose sum is σ = 1029201459246. Its totient is φ = 343067153080.

The previous prime is 686134306127. The next prime is 686134306171. The reversal of 686134306162 is 261603431686.

686134306162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 498152228401 + 187982077761 = 705799^2 + 433569^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171533576539 + ... + 171533576542.

Almost surely, 2^686134306162 is an apocalyptic number.

686134306162 is a deficient number, since it is larger than the sum of its proper divisors (343067153084).

686134306162 is a wasteful number, since it uses less digits than its factorization.

686134306162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343067153083.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 686134306162 in words is "six hundred eighty-six billion, one hundred thirty-four million, three hundred six thousand, one hundred sixty-two".