4380016648729 has 4 divisors (see below), whose sum is σ = 4380032725120. Its totient is φ = 4380000572340.

The previous prime is 4380016648727. The next prime is 4380016648789. The reversal of 4380016648729 is 9278466100834.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4380016648729 - 2¹ = 4380016648727 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4380016648727) 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 3 ways as a sum of consecutive naturals, for example, 7622349 + ... + 8176810.

It is an arithmetic number, because the mean of its divisors is an integer number (1095008181280).

Almost surely, 2^{4380016648729} is an apocalyptic number.

It is an amenable number.

4380016648729 is a deficient number, since it is larger than the sum of its proper divisors (16076391).

4380016648729 is a wasteful number, since it uses less digits than its factorization.

4380016648729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16076390.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 4380016648729 in words is "four trillion, three hundred eighty billion, sixteen million, six hundred forty-eight thousand, seven hundred twenty-nine".