450656503 has 16 divisors (see below), whose sum is σ = 514340352. Its totient is φ = 390852000.

The previous prime is 450656489. The next prime is 450656513. The reversal of 450656503 is 305656054.

It is not a de Polignac number, because 450656503 - 2⁹ = 450655991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450656513) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 104398 + ... + 108628.

It is an arithmetic number, because the mean of its divisors is an integer number (32146272).

Almost surely, 2^450656503 is an apocalyptic number.

450656503 is a deficient number, since it is larger than the sum of its proper divisors (63683849).

450656503 is a wasteful number, since it uses less digits than its factorization.

450656503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4686.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 450656503 is about 21228.6717201053. The cubic root of 450656503 is about 766.6819064603.

It can be divided in two parts, 4506 and 56503, that added together give a square (61009 = 247²).

The spelling of 450656503 in words is "four hundred fifty million, six hundred fifty-six thousand, five hundred three".