657568416134 has 8 divisors (see below), whose sum is σ = 1127260141968. Its totient is φ = 281815035480.

The previous prime is 657568416103. The next prime is 657568416199. The reversal of 657568416134 is 431614865756.

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

It is a self number, because there is not a number n which added to its sum of digits gives 657568416134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23484586277 + ... + 23484586304.

It is an arithmetic number, because the mean of its divisors is an integer number (140907517746).

Almost surely, 2^657568416134 is an apocalyptic number.

657568416134 is a deficient number, since it is larger than the sum of its proper divisors (469691725834).

657568416134 is a wasteful number, since it uses less digits than its factorization.

657568416134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46969172590.

The product of its digits is 14515200, while the sum is 56.

The spelling of 657568416134 in words is "six hundred fifty-seven billion, five hundred sixty-eight million, four hundred sixteen thousand, one hundred thirty-four".