1004018779448 has 16 divisors (see below), whose sum is σ = 1883702337480. Its totient is φ = 501698156128.

The previous prime is 1004018779447. The next prime is 1004018779529. The reversal of 1004018779448 is 8449778104001.

It is a super-3 number, since 3×1004018779448³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1004018779448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004018779447) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 38890490 + ... + 38916297.

Almost surely, 2^{1004018779448} is an apocalyptic number.

It is an amenable number.

1004018779448 is a deficient number, since it is larger than the sum of its proper divisors (879683558032).

1004018779448 is a wasteful number, since it uses less digits than its factorization.

1004018779448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77808406 (or 77808402 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 53.

The spelling of 1004018779448 in words is "one trillion, four billion, eighteen million, seven hundred seventy-nine thousand, four hundred forty-eight".