4448657967880 has 48 divisors (see below), whose sum is σ = 11643681319020. Its totient is φ = 1525254159744.

The previous prime is 4448657967829. The next prime is 4448657967979. The reversal of 4448657967880 is 887697568444.

It can be written as a sum of positive squares in 2 ways, for example, as 4420766963844 + 27891004036 = 2102562^2 + 167006^2 .

It is a super-2 number, since 2×4448657967880² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4448657967797 and 4448657967806.

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 11 ways as a sum of consecutive naturals, for example, 1134859767 + ... + 1134863686.

Almost surely, 2^{4448657967880} is an apocalyptic number.

4448657967880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4448657967880 is an abundant number, since it is smaller than the sum of its proper divisors (7195023351140).

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

4448657967880 is a wasteful number, since it uses less digits than its factorization.

4448657967880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269723478 (or 2269723467 counting only the distinct ones).

The product of its (nonzero) digits is 2601123840, while the sum is 76.

The spelling of 4448657967880 in words is "four trillion, four hundred forty-eight billion, six hundred fifty-seven million, nine hundred sixty-seven thousand, eight hundred eighty".