1005564163602 has 16 divisors (see below), whose sum is σ = 2011144766400. Its totient is φ = 335185314672.

The previous prime is 1005564163589. The next prime is 1005564163603. The reversal of 1005564163602 is 2063614655001.

It is a super-2 number, since 2×1005564163602² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1005564163603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197728 + ... + 1431860.

It is an arithmetic number, because the mean of its divisors is an integer number (125696547900).

Almost surely, 2^{1005564163602} is an apocalyptic number.

1005564163602 is an abundant number, since it is smaller than the sum of its proper divisors (1005580602798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1005564163602 is a wasteful number, since it uses less digits than its factorization.

1005564163602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369937.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 1005564163602 in words is "one trillion, five billion, five hundred sixty-four million, one hundred sixty-three thousand, six hundred two".