450554422331 has 24 divisors (see below), whose sum is σ = 521975453040. Its totient is φ = 387547804800.

The previous prime is 450554422327. The next prime is 450554422337. The reversal of 450554422331 is 133224455054.

It is not a de Polignac number, because 450554422331 - 2² = 450554422327 is a prime.

It is a super-2 number, since 2×450554422331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (450554422337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 954260 + ... + 1346001.

It is an arithmetic number, because the mean of its divisors is an integer number (21748977210).

Almost surely, 2^450554422331 is an apocalyptic number.

450554422331 is a deficient number, since it is larger than the sum of its proper divisors (71421030709).

450554422331 is a wasteful number, since it uses less digits than its factorization.

450554422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2300367 (or 2300354 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 450554422331 its reverse (133224455054), we get a palindrome (583778877385).

The spelling of 450554422331 in words is "four hundred fifty billion, five hundred fifty-four million, four hundred twenty-two thousand, three hundred thirty-one".