64730166743 has 8 divisors (see below), whose sum is σ = 70634489616. Its totient is φ = 58829137600.

The previous prime is 64730166737. The next prime is 64730166791. The reversal of 64730166743 is 34766103746.

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

It is a cyclic number.

It is not a de Polignac number, because 64730166743 - 2²⁴ = 64713389527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64730169743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 782246 + ... + 861027.

It is an arithmetic number, because the mean of its divisors is an integer number (8829311202).

Almost surely, 2^64730166743 is an apocalyptic number.

64730166743 is a deficient number, since it is larger than the sum of its proper divisors (5904322873).

64730166743 is a wasteful number, since it uses less digits than its factorization.

64730166743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1646865.

The product of its (nonzero) digits is 1524096, while the sum is 47.

The spelling of 64730166743 in words is "sixty-four billion, seven hundred thirty million, one hundred sixty-six thousand, seven hundred forty-three".