1418769544 has 16 divisors (see below), whose sum is σ = 2816675100. Its totient is φ = 667656192.

The previous prime is 1418769503. The next prime is 1418769557. The reversal of 1418769544 is 4459678141.

It can be written as a sum of positive squares in 2 ways, for example, as 1278062500 + 140707044 = 35750^2 + 11862^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5215929 + ... + 5216200.

Almost surely, 2^1418769544 is an apocalyptic number.

It is an amenable number.

1418769544 is a deficient number, since it is larger than the sum of its proper divisors (1397905556).

1418769544 is a wasteful number, since it uses less digits than its factorization.

1418769544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10432152 (or 10432148 counting only the distinct ones).

The product of its digits is 967680, while the sum is 49.

The square root of 1418769544 is about 37666.5573685730. The cubic root of 1418769544 is about 1123.6661179084. Note that the first 3 decimals are identical.

The spelling of 1418769544 in words is "one billion, four hundred eighteen million, seven hundred sixty-nine thousand, five hundred forty-four".