64452930723 has 12 divisors (see below), whose sum is σ = 93188815720. Its totient is φ = 42927018336.

The previous prime is 64452930677. The next prime is 64452930761. The reversal of 64452930723 is 32703925446.

It is not a de Polignac number, because 64452930723 - 2¹⁰ = 64452929699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64452930623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3457033 + ... + 3475626.

Almost surely, 2^64452930723 is an apocalyptic number.

64452930723 is a deficient number, since it is larger than the sum of its proper divisors (28735884997).

64452930723 is a wasteful number, since it uses less digits than its factorization.

64452930723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6933698 (or 6933695 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 64452930723 in words is "sixty-four billion, four hundred fifty-two million, nine hundred thirty thousand, seven hundred twenty-three".