4656518438 has 16 divisors (see below), whose sum is σ = 8205893136. Its totient is φ = 1953783840.

The previous prime is 4656518437. The next prime is 4656518441. The reversal of 4656518438 is 8348156564.

It is a super-4 number, since 4×4656518438⁴ (a number of 40 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4656518437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8140481 + ... + 8141052.

It is an arithmetic number, because the mean of its divisors is an integer number (512868321).

Almost surely, 2^4656518438 is an apocalyptic number.

4656518438 is a deficient number, since it is larger than the sum of its proper divisors (3549374698).

4656518438 is a wasteful number, since it uses less digits than its factorization.

4656518438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16281559.

The product of its digits is 2764800, while the sum is 50.

The square root of 4656518438 is about 68238.6872529066. The cubic root of 4656518438 is about 1669.8870969604.

The spelling of 4656518438 in words is "four billion, six hundred fifty-six million, five hundred eighteen thousand, four hundred thirty-eight".