450316513252 has 12 divisors (see below), whose sum is σ = 788058597676. Its totient is φ = 225156913920.

The previous prime is 450316513219. The next prime is 450316513267. The reversal of 450316513252 is 252315613054.

It can be written as a sum of positive squares in 2 ways, for example, as 177692599296 + 272623913956 = 421536^2 + 522134^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129888 + ... + 1475560.

Almost surely, 2^450316513252 is an apocalyptic number.

It is an amenable number.

450316513252 is a deficient number, since it is larger than the sum of its proper divisors (337742084424).

450316513252 is a wasteful number, since it uses less digits than its factorization.

450316513252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671358 (or 671356 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 450316513252 in words is "four hundred fifty billion, three hundred sixteen million, five hundred thirteen thousand, two hundred fifty-two".