1004888870465 has 32 divisors (see below), whose sum is σ = 1313480448000. Its totient is φ = 735791823360.

The previous prime is 1004888870449. The next prime is 1004888870467. The reversal of 1004888870465 is 5640788884001.

It is not a de Polignac number, because 1004888870465 - 2⁴ = 1004888870449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004888870467) 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 31 ways as a sum of consecutive naturals, for example, 1266290 + ... + 1900859.

It is an arithmetic number, because the mean of its divisors is an integer number (41046264000).

Almost surely, 2^{1004888870465} is an apocalyptic number.

It is an amenable number.

1004888870465 is a deficient number, since it is larger than the sum of its proper divisors (308591577535).

1004888870465 is a wasteful number, since it uses less digits than its factorization.

1004888870465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3167297.

The product of its (nonzero) digits is 13762560, while the sum is 59.

The spelling of 1004888870465 in words is "one trillion, four billion, eight hundred eighty-eight million, eight hundred seventy thousand, four hundred sixty-five".