1064561081716 has 48 divisors (see below), whose sum is σ = 2051677071360. Its totient is φ = 479289761120.

The previous prime is 1064561081713. The next prime is 1064561081743. The reversal of 1064561081716 is 6171801654601.

It is a super-2 number, since 2×1064561081716² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064561081713) 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, 35685855 + ... + 35715673.

It is an arithmetic number, because the mean of its divisors is an integer number (42743272320).

Almost surely, 2^{1064561081716} is an apocalyptic number.

It is an amenable number.

1064561081716 is a deficient number, since it is larger than the sum of its proper divisors (987115989644).

1064561081716 is a wasteful number, since it uses less digits than its factorization.

1064561081716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37524 (or 37522 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 1064561081716 in words is "one trillion, sixty-four billion, five hundred sixty-one million, eighty-one thousand, seven hundred sixteen".