455987623 has 16 divisors (see below), whose sum is σ = 562918720. Its totient is φ = 359686656.

The previous prime is 455987621. The next prime is 455987633. The reversal of 455987623 is 326789554.

It is not a de Polignac number, because 455987623 - 2¹ = 455987621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455987621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23233 + ... + 38101.

It is an arithmetic number, because the mean of its divisors is an integer number (35182420).

Almost surely, 2^455987623 is an apocalyptic number.

455987623 is a deficient number, since it is larger than the sum of its proper divisors (106931097).

455987623 is a wasteful number, since it uses less digits than its factorization.

455987623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15226.

The product of its digits is 1814400, while the sum is 49.

The square root of 455987623 is about 21353.8666990313. The cubic root of 455987623 is about 769.6932623183.

The spelling of 455987623 in words is "four hundred fifty-five million, nine hundred eighty-seven thousand, six hundred twenty-three".