448849943774390 has 32 divisors (see below), whose sum is σ = 829770191268480. Its totient is φ = 174686630050944.

The previous prime is 448849943774387. The next prime is 448849943774413. The reversal of 448849943774390 is 93477349948844.

It is a junction number, because it is equal to n+sod(n) for n = 448849943774299 and 448849943774308.

It is a congruent number.

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, 69764384 + ... + 75926076.

It is an arithmetic number, because the mean of its divisors is an integer number (25930318477140).

Almost surely, 2^{448849943774390} is an apocalyptic number.

448849943774390 is a deficient number, since it is larger than the sum of its proper divisors (380920247494090).

448849943774390 is a wasteful number, since it uses less digits than its factorization.

448849943774390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6358616.

The product of its (nonzero) digits is 21069103104, while the sum is 83.

The spelling of 448849943774390 in words is "four hundred forty-eight trillion, eight hundred forty-nine billion, nine hundred forty-three million, seven hundred seventy-four thousand, three hundred ninety".