687346800134 has 8 divisors (see below), whose sum is σ = 1031032895088. Its totient is φ = 343669168440.

The previous prime is 687346800131. The next prime is 687346800139. The reversal of 687346800134 is 431008643786.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (687346800131) 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, 1908722 + ... + 2240069.

It is an arithmetic number, because the mean of its divisors is an integer number (128879111886).

Almost surely, 2^687346800134 is an apocalyptic number.

687346800134 is a deficient number, since it is larger than the sum of its proper divisors (343686094954).

687346800134 is a wasteful number, since it uses less digits than its factorization.

687346800134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231630.

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 687346800134 in words is "six hundred eighty-seven billion, three hundred forty-six million, eight hundred thousand, one hundred thirty-four".