7448751856 has 60 divisors (see below), whose sum is σ = 18079618872. Its totient is φ = 2946754944.

The previous prime is 7448751833. The next prime is 7448751883. The reversal of 7448751856 is 6581578447.

It is a junction number, because it is equal to n+sod(n) for n = 7448751797 and 7448751806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 355230 + ... + 375613.

Almost surely, 2^7448751856 is an apocalyptic number.

It is an amenable number.

7448751856 is an abundant number, since it is smaller than the sum of its proper divisors (10630867016).

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

7448751856 is a wasteful number, since it uses less digits than its factorization.

7448751856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730878 (or 730865 counting only the distinct ones).

The product of its digits is 7526400, while the sum is 55.

The square root of 7448751856 is about 86306.1519012405. The cubic root of 7448751856 is about 1952.9651891039.

The spelling of 7448751856 in words is "seven billion, four hundred forty-eight million, seven hundred fifty-one thousand, eight hundred fifty-six".