415448561387 has 16 divisors (see below), whose sum is σ = 420959616000. Its totient is φ = 409977184320.

The previous prime is 415448561357. The next prime is 415448561453. The reversal of 415448561387 is 783165844514.

It is a cyclic number.

It is not a de Polignac number, because 415448561387 - 2³⁰ = 414374819563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (415448561357) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 33554564 + ... + 33566942.

It is an arithmetic number, because the mean of its divisors is an integer number (26309976000).

Almost surely, 2^415448561387 is an apocalyptic number.

415448561387 is a deficient number, since it is larger than the sum of its proper divisors (5511054613).

415448561387 is a wasteful number, since it uses less digits than its factorization.

415448561387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13946.

The product of its digits is 12902400, while the sum is 56.

The spelling of 415448561387 in words is "four hundred fifteen billion, four hundred forty-eight million, five hundred sixty-one thousand, three hundred eighty-seven".