1004660042065 has 16 divisors (see below), whose sum is σ = 1235147674320. Its totient is φ = 784029076480.

The previous prime is 1004660042021. The next prime is 1004660042069. The reversal of 1004660042065 is 5602400664001.

It can be written as a sum of positive squares in 8 ways, for example, as 41751566224 + 962908475841 = 204332^2 + 981279^2 .

It is not a de Polignac number, because 1004660042065 - 2¹³ = 1004660033873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1004660042065.

It is not an unprimeable number, because it can be changed into a prime (1004660042069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1405551 + ... + 1996219.

It is an arithmetic number, because the mean of its divisors is an integer number (77196729645).

Almost surely, 2^{1004660042065} is an apocalyptic number.

It is an amenable number.

1004660042065 is a deficient number, since it is larger than the sum of its proper divisors (230487632255).

1004660042065 is an equidigital number, since it uses as much as digits as its factorization.

1004660042065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599012.

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 1004660042065 in words is "one trillion, four billion, six hundred sixty million, forty-two thousand, sixty-five".