440796367891880 has 256 divisors, whose sum is σ = 1389533825433600. Its totient is φ = 121308508062720.

The previous prime is 440796367891871. The next prime is 440796367891907. The reversal of 440796367891880 is 88198763697044.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 440796367891795 and 440796367891804.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 238403000 + ... + 240244839.

It is an arithmetic number, because the mean of its divisors is an integer number (5427866505600).

Almost surely, 2^{440796367891880} is an apocalyptic number.

440796367891880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

440796367891880 is an abundant number, since it is smaller than the sum of its proper divisors (948737457541720).

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

440796367891880 is a wasteful number, since it uses less digits than its factorization.

440796367891880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478647904 (or 478647900 counting only the distinct ones).

The product of its (nonzero) digits is 3511517184, while the sum is 80.

The spelling of 440796367891880 in words is "four hundred forty trillion, seven hundred ninety-six billion, three hundred sixty-seven million, eight hundred ninety-one thousand, eight hundred eighty".