448454417652 has 60 divisors (see below), whose sum is σ = 1172449569060. Its totient is φ = 149471910144.

The previous prime is 448454417641. The next prime is 448454417687. The reversal of 448454417652 is 256714454844.

448454417652 is a `hidden beast` number, since 4 + 4 + 84 + 5 + 441 + 76 + 52 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 310601123856 + 137853293796 = 557316^2 + 371286^2 .

It is a super-2 number, since 2×448454417652² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 4161718 + ... + 4268114.

It is an arithmetic number, because the mean of its divisors is an integer number (19540826151).

Almost surely, 2^448454417652 is an apocalyptic number.

It is an amenable number.

448454417652 is an abundant number, since it is smaller than the sum of its proper divisors (723995151408).

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

448454417652 is a wasteful number, since it uses less digits than its factorization.

448454417652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119422 (or 119411 counting only the distinct ones).

The product of its digits is 17203200, while the sum is 54.

The spelling of 448454417652 in words is "four hundred forty-eight billion, four hundred fifty-four million, four hundred seventeen thousand, six hundred fifty-two".