450220671455 has 8 divisors (see below), whose sum is σ = 540351106272. Its totient is φ = 360119003488.

The previous prime is 450220671427. The next prime is 450220671497. The reversal of 450220671455 is 554176022054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450220671455 is a prime.

It is a super-3 number, since 3×450220671455³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7157264 + ... + 7219893.

It is an arithmetic number, because the mean of its divisors is an integer number (67543888284).

Almost surely, 2^450220671455 is an apocalyptic number.

450220671455 is a deficient number, since it is larger than the sum of its proper divisors (90130434817).

450220671455 is a wasteful number, since it uses less digits than its factorization.

450220671455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14383425.

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 450220671455 in words is "four hundred fifty billion, two hundred twenty million, six hundred seventy-one thousand, four hundred fifty-five".