64857724596134 has 4 divisors (see below), whose sum is σ = 97286586894204. Its totient is φ = 32428862298066.

The previous prime is 64857724596089. The next prime is 64857724596163. The reversal of 64857724596134 is 43169542775846.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16214431149032 + ... + 16214431149035.

It is an arithmetic number, because the mean of its divisors is an integer number (24321646723551).

Almost surely, 2^{64857724596134} is an apocalyptic number.

64857724596134 is a deficient number, since it is larger than the sum of its proper divisors (32428862298070).

64857724596134 is a wasteful number, since it uses less digits than its factorization.

64857724596134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32428862298069.

The product of its digits is 1219276800, while the sum is 71.

The spelling of 64857724596134 in words is "sixty-four trillion, eight hundred fifty-seven billion, seven hundred twenty-four million, five hundred ninety-six thousand, one hundred thirty-four".