448403750997 has 8 divisors (see below), whose sum is σ = 597902341920. Its totient is φ = 298920497040.

The previous prime is 448403750981. The next prime is 448403751017. The reversal of 448403750997 is 799057304844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 448403750997 - 2⁴ = 448403750981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 448403750997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448403750917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3765847 + ... + 3883092.

It is an arithmetic number, because the mean of its divisors is an integer number (74737792740).

Almost surely, 2^448403750997 is an apocalyptic number.

It is an amenable number.

448403750997 is a deficient number, since it is larger than the sum of its proper divisors (149498590923).

448403750997 is a wasteful number, since it uses less digits than its factorization.

448403750997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7668483.

The product of its (nonzero) digits is 30481920, while the sum is 60.

The spelling of 448403750997 in words is "four hundred forty-eight billion, four hundred three million, seven hundred fifty thousand, nine hundred ninety-seven".