48644228518 has 8 divisors (see below), whose sum is σ = 74746009800. Its totient is φ = 23728891920.

The previous prime is 48644228497. The next prime is 48644228533. The reversal of 48644228518 is 81582244684.

It is a happy number.

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

It is a super-2 number, since 2×48644228518² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296611068 + ... + 296611231.

It is an arithmetic number, because the mean of its divisors is an integer number (9343251225).

Almost surely, 2^48644228518 is an apocalyptic number.

48644228518 is a deficient number, since it is larger than the sum of its proper divisors (26101781282).

48644228518 is a wasteful number, since it uses less digits than its factorization.

48644228518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593222342.

The product of its digits is 3932160, while the sum is 52.

The spelling of 48644228518 in words is "forty-eight billion, six hundred forty-four million, two hundred twenty-eight thousand, five hundred eighteen".