455489688 has 32 divisors (see below), whose sum is σ = 1146274560. Its totient is φ = 150823200.

The previous prime is 455489681. The next prime is 455489711. The reversal of 455489688 is 886984554.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455489681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59220 + ... + 66467.

It is an arithmetic number, because the mean of its divisors is an integer number (35821080).

Almost surely, 2^455489688 is an apocalyptic number.

It is an amenable number.

455489688 is an abundant number, since it is smaller than the sum of its proper divisors (690784872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

455489688 is a wasteful number, since it uses less digits than its factorization.

455489688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125847 (or 125843 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 57.

The square root of 455489688 is about 21342.2043847396. The cubic root of 455489688 is about 769.4129938895.

The spelling of 455489688 in words is "four hundred fifty-five million, four hundred eighty-nine thousand, six hundred eighty-eight".