450123363265456 has 40 divisors (see below), whose sum is σ = 923416453234080. Its totient is φ = 211822389310464.

The previous prime is 450123363265451. The next prime is 450123363265519. The reversal of 450123363265456 is 654562363321054.

It is a super-2 number, since 2×450123363265456² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450123363265397 and 450123363265406.

It is not an unprimeable number, because it can be changed into a prime (450123363265451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213031485 + ... + 215134051.

It is an arithmetic number, because the mean of its divisors is an integer number (23085411330852).

Almost surely, 2^{450123363265456} is an apocalyptic number.

It is an amenable number.

450123363265456 is an abundant number, since it is smaller than the sum of its proper divisors (473293089968624).

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

450123363265456 is a wasteful number, since it uses less digits than its factorization.

450123363265456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889661 (or 2889655 counting only the distinct ones).

The product of its (nonzero) digits is 46656000, while the sum is 55.

The spelling of 450123363265456 in words is "four hundred fifty trillion, one hundred twenty-three billion, three hundred sixty-three million, two hundred sixty-five thousand, four hundred fifty-six".