4389723264 has 32 divisors (see below), whose sum is σ = 11660203440. Its totient is φ = 1463240960.

The previous prime is 4389723229. The next prime is 4389723281. The reversal of 4389723264 is 4623279834.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5715402 + ... + 5716169.

Almost surely, 2^4389723264 is an apocalyptic number.

It is an amenable number.

4389723264 is an abundant number, since it is smaller than the sum of its proper divisors (7270480176).

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

4389723264 is a wasteful number, since it uses less digits than its factorization.

4389723264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11431588 (or 11431576 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 48.

The square root of 4389723264 is about 66254.9867104356. The cubic root of 4389723264 is about 1637.3657969304.

It can be divided in two parts, 43897 and 23264, that added together give a triangular number (67161 = T₃₆₆).

The spelling of 4389723264 in words is "four billion, three hundred eighty-nine million, seven hundred twenty-three thousand, two hundred sixty-four".