456989655 has 16 divisors (see below), whose sum is σ = 735565824. Its totient is φ = 242267040.

The previous prime is 456989639. The next prime is 456989683. The reversal of 456989655 is 556989654.

It is not a de Polignac number, because 456989655 - 2⁴ = 456989639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 456989595 and 456989604.

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 in 15 ways as a sum of consecutive naturals, for example, 88711 + ... + 93720.

It is an arithmetic number, because the mean of its divisors is an integer number (45972864).

Almost surely, 2^456989655 is an apocalyptic number.

456989655 is a deficient number, since it is larger than the sum of its proper divisors (278576169).

456989655 is a wasteful number, since it uses less digits than its factorization.

456989655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182606.

The product of its digits is 11664000, while the sum is 57.

The square root of 456989655 is about 21377.3163657181. The cubic root of 456989655 is about 770.2566497023.

Subtracting 456989655 from its reverse (556989654), we obtain a palindrome (99999999).

The spelling of 456989655 in words is "four hundred fifty-six million, nine hundred eighty-nine thousand, six hundred fifty-five".