450669127388 has 12 divisors (see below), whose sum is σ = 789920852112. Its totient is φ = 224977455360.

The previous prime is 450669127379. The next prime is 450669127423. The reversal of 450669127388 is 883721966054.

It is a super-2 number, since 2×450669127388² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 89274245 + ... + 89279292.

It is an arithmetic number, because the mean of its divisors is an integer number (65826737676).

It is a 2-persistent number, because it is pandigital, and so is 2⋅450669127388 = 901338254776, but 3⋅450669127388 = 1352007382164 is not.

Almost surely, 2^450669127388 is an apocalyptic number.

It is an amenable number.

450669127388 is a deficient number, since it is larger than the sum of its proper divisors (339251724724).

450669127388 is a wasteful number, since it uses less digits than its factorization.

450669127388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178554172 (or 178554170 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 450669127388 in words is "four hundred fifty billion, six hundred sixty-nine million, one hundred twenty-seven thousand, three hundred eighty-eight".