1418668432 has 10 divisors (see below), whose sum is σ = 2748670118. Its totient is φ = 709334208.

The previous prime is 1418668409. The next prime is 1418668439. The reversal of 1418668432 is 2348668141.

It can be written as a sum of positive squares in only one way, i.e., 1417070736 + 1597696 = 37644^2 + 1264^2 .

It is not an unprimeable number, because it can be changed into a prime (1418668439) 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 as a sum of consecutive naturals, namely, 44333373 + ... + 44333404.

Almost surely, 2^1418668432 is an apocalyptic number.

It is an amenable number.

1418668432 is a deficient number, since it is larger than the sum of its proper divisors (1330001686).

1418668432 is an equidigital number, since it uses as much as digits as its factorization.

1418668432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88666785 (or 88666779 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 1418668432 is about 37665.2151460734. The cubic root of 1418668432 is about 1123.6394236911.

The spelling of 1418668432 in words is "one billion, four hundred eighteen million, six hundred sixty-eight thousand, four hundred thirty-two".