7872841448 has 32 divisors (see below), whose sum is σ = 15134882400. Its totient is φ = 3837236928.

The previous prime is 7872841447. The next prime is 7872841453. The reversal of 7872841448 is 8441482787.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 7872841448.

It is not an unprimeable number, because it can be changed into a prime (7872841441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152615 + ... + 197577.

It is an arithmetic number, because the mean of its divisors is an integer number (472965075).

Almost surely, 2^7872841448 is an apocalyptic number.

It is an amenable number.

7872841448 is a deficient number, since it is larger than the sum of its proper divisors (7262040952).

7872841448 is a wasteful number, since it uses less digits than its factorization.

7872841448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45521 (or 45517 counting only the distinct ones).

The product of its digits is 3211264, while the sum is 53.

The square root of 7872841448 is about 88729.0338502567. The cubic root of 7872841448 is about 1989.3468095193.

The spelling of 7872841448 in words is "seven billion, eight hundred seventy-two million, eight hundred forty-one thousand, four hundred forty-eight".