4639623573 has 16 divisors (see below), whose sum is σ = 6681811136. Its totient is φ = 2846672640.

The previous prime is 4639623553. The next prime is 4639623631. The reversal of 4639623573 is 3753269364.

It is not a de Polignac number, because 4639623573 - 2¹⁰ = 4639622549 is a prime.

It is a super-2 number, since 2×4639623573² = 43052213798274572658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4639623553) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 163363 + ... + 189648.

It is an arithmetic number, because the mean of its divisors is an integer number (417613196).

Almost surely, 2^4639623573 is an apocalyptic number.

It is an amenable number.

4639623573 is a deficient number, since it is larger than the sum of its proper divisors (2042187563).

4639623573 is a wasteful number, since it uses less digits than its factorization.

4639623573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353364.

The product of its digits is 2449440, while the sum is 48.

The square root of 4639623573 is about 68114.7823383441. The cubic root of 4639623573 is about 1667.8650779508.

The spelling of 4639623573 in words is "four billion, six hundred thirty-nine million, six hundred twenty-three thousand, five hundred seventy-three".