450146775122 has 162 divisors, whose sum is σ = 821084420709. Its totient is φ = 184909549440.

The previous prime is 450146775097. The next prime is 450146775131. The reversal of 450146775122 is 221577641054.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 411985543321 + 38161231801 = 641861^2 + 195349^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=474419.

It is a super-2 number, since 2×450146775122² (a number of 24 digits) contains 22 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 (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 7629606329 + ... + 7629606387.

Almost surely, 2^450146775122 is an apocalyptic number.

450146775122 is a deficient number, since it is larger than the sum of its proper divisors (370937645587).

450146775122 is a wasteful number, since it uses less digits than its factorization.

450146775122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 450146775122 in words is "four hundred fifty billion, one hundred forty-six million, seven hundred seventy-five thousand, one hundred twenty-two".