1064813545585 has 16 divisors (see below), whose sum is σ = 1286499703680. Its totient is φ = 846037497600.

The previous prime is 1064813545577. The next prime is 1064813545597. The reversal of 1064813545585 is 5855453184601.

It is not a de Polignac number, because 1064813545585 - 2³ = 1064813545577 is a prime.

It is a super-2 number, since 2×1064813545585² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3641014 + ... + 3922576.

It is an arithmetic number, because the mean of its divisors is an integer number (80406231480).

Almost surely, 2^{1064813545585} is an apocalyptic number.

It is an amenable number.

1064813545585 is a deficient number, since it is larger than the sum of its proper divisors (221686158095).

1064813545585 is a wasteful number, since it uses less digits than its factorization.

1064813545585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286728.

The product of its (nonzero) digits is 11520000, while the sum is 55.

The spelling of 1064813545585 in words is "one trillion, sixty-four billion, eight hundred thirteen million, five hundred forty-five thousand, five hundred eighty-five".