4378558656160 has 96 divisors (see below), whose sum is σ = 11150668714752. Its totient is φ = 1615159526400.

The previous prime is 4378558656103. The next prime is 4378558656187. The reversal of 4378558656160 is 616568558734.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4378558656092 and 4378558656101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1184617 + ... + 3187543.

It is an arithmetic number, because the mean of its divisors is an integer number (116152799112).

Almost surely, 2^{4378558656160} is an apocalyptic number.

4378558656160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4378558656160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5575334357376).

4378558656160 is an abundant number, since it is smaller than the sum of its proper divisors (6772110058592).

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

4378558656160 is a wasteful number, since it uses less digits than its factorization.

4378558656160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004006 (or 2003998 counting only the distinct ones).

The product of its (nonzero) digits is 145152000, while the sum is 64.

The spelling of 4378558656160 in words is "four trillion, three hundred seventy-eight billion, five hundred fifty-eight million, six hundred fifty-six thousand, one hundred sixty".