65723391660124 has 12 divisors (see below), whose sum is σ = 125471929533048. Its totient is φ = 29874268936400.

The previous prime is 65723391660119. The next prime is 65723391660133. The reversal of 65723391660124 is 42106619332756.

It is a super-2 number, since 2×65723391660124² (a number of 28 digits) contains 22 as substring.

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, 746856723367 + ... + 746856723454.

It is an arithmetic number, because the mean of its divisors is an integer number (10455994127754).

Almost surely, 2^{65723391660124} is an apocalyptic number.

It is an amenable number.

65723391660124 is a deficient number, since it is larger than the sum of its proper divisors (59748537872924).

65723391660124 is a wasteful number, since it uses less digits than its factorization.

65723391660124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493713446836 (or 1493713446834 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 55.

The spelling of 65723391660124 in words is "sixty-five trillion, seven hundred twenty-three billion, three hundred ninety-one million, six hundred sixty thousand, one hundred twenty-four".