65743636452066 has 24 divisors (see below), whose sum is σ = 149941626996720. Its totient is φ = 20761148353176.

The previous prime is 65743636452049. The next prime is 65743636452073. The reversal of 65743636452066 is 66025463634756.

65743636452066 is a `hidden beast` number, since 6 + 5 + 7 + 4 + 363 + 64 + 5 + 206 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 65743636451994 and 65743636452012.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96116427220 + ... + 96116427903.

It is an arithmetic number, because the mean of its divisors is an integer number (6247567791530).

Almost surely, 2^{65743636452066} is an apocalyptic number.

65743636452066 is an abundant number, since it is smaller than the sum of its proper divisors (84197990544654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65743636452066 is a wasteful number, since it uses less digits than its factorization.

65743636452066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192232855150 (or 192232855147 counting only the distinct ones).

The product of its (nonzero) digits is 391910400, while the sum is 63.

The spelling of 65743636452066 in words is "sixty-five trillion, seven hundred forty-three billion, six hundred thirty-six million, four hundred fifty-two thousand, sixty-six".