450665220635254 has 4 divisors (see below), whose sum is σ = 675997830952884. Its totient is φ = 225332610317626.

The previous prime is 450665220635197. The next prime is 450665220635291. The reversal of 450665220635254 is 452536022566054.

It is a semiprime because it is the product of two primes.

It is a super-4 number, since 4×450665220635254⁴ (a number of 60 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450665220635195 and 450665220635204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112666305158812 + ... + 112666305158815.

It is an arithmetic number, because the mean of its divisors is an integer number (168999457738221).

Almost surely, 2^{450665220635254} is an apocalyptic number.

450665220635254 is a deficient number, since it is larger than the sum of its proper divisors (225332610317630).

450665220635254 is a wasteful number, since it uses less digits than its factorization.

450665220635254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225332610317629.

The product of its (nonzero) digits is 51840000, while the sum is 55.

The spelling of 450665220635254 in words is "four hundred fifty trillion, six hundred sixty-five billion, two hundred twenty million, six hundred thirty-five thousand, two hundred fifty-four".