448750199519 has 16 divisors (see below), whose sum is σ = 466732717920. Its totient is φ = 430940590080.

The previous prime is 448750199501. The next prime is 448750199539. The reversal of 448750199519 is 915991057844.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448750199519 is a prime.

It is a super-2 number, since 2×448750199519² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448750199539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4407167 + ... + 4507839.

It is an arithmetic number, because the mean of its divisors is an integer number (29170794870).

Almost surely, 2^448750199519 is an apocalyptic number.

448750199519 is a deficient number, since it is larger than the sum of its proper divisors (17982518401).

448750199519 is a wasteful number, since it uses less digits than its factorization.

448750199519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101530.

The product of its (nonzero) digits is 16329600, while the sum is 62.

The spelling of 448750199519 in words is "four hundred forty-eight billion, seven hundred fifty million, one hundred ninety-nine thousand, five hundred nineteen".