675569144448 has 768 divisors, whose sum is σ = 2300676618240. Its totient is φ = 195502325760.

The previous prime is 675569144447. The next prime is 675569144473. The reversal of 675569144448 is 844441965576.

675569144448 is a `hidden beast` number, since 67 + 5 + 5 + 6 + 91 + 44 + 448 = 666.

It is not an unprimeable number, because it can be changed into a prime (675569144447) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 691472536 + ... + 691473512.

It is an arithmetic number, because the mean of its divisors is an integer number (2995672680).

Almost surely, 2^675569144448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 675569144448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1150338309120).

675569144448 is an abundant number, since it is smaller than the sum of its proper divisors (1625107473792).

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

675569144448 is a wasteful number, since it uses less digits than its factorization.

675569144448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107 (or 1083 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 675569144448 in words is "six hundred seventy-five billion, five hundred sixty-nine million, one hundred forty-four thousand, four hundred forty-eight".