450051252022173 has 64 divisors (see below), whose sum is σ = 642918360268800. Its totient is φ = 279213135575040.

The previous prime is 450051252022171. The next prime is 450051252022181. The reversal of 450051252022173 is 371220252150054.

It is a happy number.

It is not a de Polignac number, because 450051252022173 - 2¹ = 450051252022171 is a prime.

It is a super-2 number, since 2×450051252022173² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450051252022171) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1887545061 + ... + 1887783477.

It is an arithmetic number, because the mean of its divisors is an integer number (10045599379200).

Almost surely, 2^{450051252022173} is an apocalyptic number.

It is an amenable number.

450051252022173 is a deficient number, since it is larger than the sum of its proper divisors (192867108246627).

450051252022173 is a wasteful number, since it uses less digits than its factorization.

450051252022173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240802.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 450051252022173 in words is "four hundred fifty trillion, fifty-one billion, two hundred fifty-two million, twenty-two thousand, one hundred seventy-three".