2064561113607 has 4 divisors (see below), whose sum is σ = 2752748151480. Its totient is φ = 1376374075736.

The previous prime is 2064561113597. The next prime is 2064561113609. The reversal of 2064561113607 is 7063111654602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2064561113607 - 2¹² = 2064561109511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064561113609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344093518932 + ... + 344093518937.

It is an arithmetic number, because the mean of its divisors is an integer number (688187037870).

Almost surely, 2^{2064561113607} is an apocalyptic number.

2064561113607 is a deficient number, since it is larger than the sum of its proper divisors (688187037873).

2064561113607 is an equidigital number, since it uses as much as digits as its factorization.

2064561113607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688187037872.

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 2064561113607 in words is "two trillion, sixty-four billion, five hundred sixty-one million, one hundred thirteen thousand, six hundred seven".