450017256421622 has 32 divisors (see below), whose sum is σ = 676236012480000. Its totient is φ = 224605736516448.

The previous prime is 450017256421609. The next prime is 450017256421631. The reversal of 450017256421622 is 226124652710054.

It is a super-2 number, since 2×450017256421622² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9942253763 + ... + 9942299025.

It is an arithmetic number, because the mean of its divisors is an integer number (21132375390000).

Almost surely, 2^{450017256421622} is an apocalyptic number.

450017256421622 is a deficient number, since it is larger than the sum of its proper divisors (226218756058378).

450017256421622 is a wasteful number, since it uses less digits than its factorization.

450017256421622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50420.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 450017256421622 in words is "four hundred fifty trillion, seventeen billion, two hundred fifty-six million, four hundred twenty-one thousand, six hundred twenty-two".