450473203526 has 4 divisors (see below), whose sum is σ = 675709805292. Its totient is φ = 225236601762.

The previous prime is 450473203517. The next prime is 450473203567. The reversal of 450473203526 is 625302374054.

It is a happy number.

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

It is a super-2 number, since 2×450473203526² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112618300880 + ... + 112618300883.

It is an arithmetic number, because the mean of its divisors is an integer number (168927451323).

Almost surely, 2^450473203526 is an apocalyptic number.

450473203526 is a deficient number, since it is larger than the sum of its proper divisors (225236601766).

450473203526 is a wasteful number, since it uses less digits than its factorization.

450473203526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225236601765.

The product of its (nonzero) digits is 604800, while the sum is 41.

The spelling of 450473203526 in words is "four hundred fifty billion, four hundred seventy-three million, two hundred three thousand, five hundred twenty-six".