1064604434560 has 64 divisors (see below), whose sum is σ = 2547109575000. Its totient is φ = 425500508160.

The previous prime is 1064604434533. The next prime is 1064604434563. The reversal of 1064604434560 is 654344064601.

It can be written as a sum of positive squares in 4 ways, for example, as 447047355456 + 617557079104 = 668616^2 + 785848^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1064604434560² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064604434563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133450 + ... + 1465270.

Almost surely, 2^{1064604434560} is an apocalyptic number.

1064604434560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1064604434560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273554787500).

1064604434560 is an abundant number, since it is smaller than the sum of its proper divisors (1482505140440).

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

1064604434560 is a wasteful number, since it uses less digits than its factorization.

1064604434560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333089 (or 1333077 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 1064604434560 in words is "one trillion, sixty-four billion, six hundred four million, four hundred thirty-four thousand, five hundred sixty".