450640022052055 has 32 divisors (see below), whose sum is σ = 614988010469376. Its totient is φ = 314025740400000.

The previous prime is 450640022052007. The next prime is 450640022052203. The reversal of 450640022052055 is 550250220046054.

It is not a de Polignac number, because 450640022052055 - 2¹⁵ = 450640022019287 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 450640022051999 and 450640022052017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1308268381 + ... + 1308612790.

It is an arithmetic number, because the mean of its divisors is an integer number (19218375327168).

Almost surely, 2^{450640022052055} is an apocalyptic number.

450640022052055 is a deficient number, since it is larger than the sum of its proper divisors (164347988417321).

450640022052055 is a wasteful number, since it uses less digits than its factorization.

450640022052055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616881319.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 450640022052055 in words is "four hundred fifty trillion, six hundred forty billion, twenty-two million, fifty-two thousand, fifty-five".