4448188140 has 96 divisors (see below), whose sum is σ = 14025553920. Its totient is φ = 1043558400.

The previous prime is 4448188139. The next prime is 4448188153. The reversal of 4448188140 is 418818444.

It is a junction number, because it is equal to n+sod(n) for n = 4448188092 and 4448188101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 88245 + ... + 129164.

It is an arithmetic number, because the mean of its divisors is an integer number (146099520).

Almost surely, 2^4448188140 is an apocalyptic number.

It is an amenable number.

4448188140 is an abundant number, since it is smaller than the sum of its proper divisors (9577365780).

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

4448188140 is a wasteful number, since it uses less digits than its factorization.

4448188140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217463 (or 217461 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 42.

The square root of 4448188140 is about 66694.7384731359. The cubic root of 4448188140 is about 1644.6028906895.

It can be divided in two parts, 44 and 48188140, that added together give a palindrome (48188184).

The spelling of 4448188140 in words is "four billion, four hundred forty-eight million, one hundred eighty-eight thousand, one hundred forty".