1448572638625 has 16 divisors (see below), whose sum is σ = 2066078461824. Its totient is φ = 993306951600.

The previous prime is 1448572638593. The next prime is 1448572638631. The reversal of 1448572638625 is 5268362758441.

It is not a de Polignac number, because 1448572638625 - 2⁵ = 1448572638593 is a prime.

It is a super-3 number, since 3×1448572638625³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 827754919 + ... + 827756668.

It is an arithmetic number, because the mean of its divisors is an integer number (129129903864).

Almost surely, 2^{1448572638625} is an apocalyptic number.

It is an amenable number.

1448572638625 is a deficient number, since it is larger than the sum of its proper divisors (617505823199).

1448572638625 is an equidigital number, since it uses as much as digits as its factorization.

1448572638625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655511609 (or 1655511599 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 61.

The spelling of 1448572638625 in words is "one trillion, four hundred forty-eight billion, five hundred seventy-two million, six hundred thirty-eight thousand, six hundred twenty-five".