2061565065355 has 8 divisors (see below), whose sum is σ = 2473888389552. Its totient is φ = 1649245178208.

The previous prime is 2061565065349. The next prime is 2061565065377. The reversal of 2061565065355 is 5535605651602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2061565065355 - 2¹⁵ = 2061565032587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2061565065299 and 2061565065308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726297 + ... + 2156533.

It is an arithmetic number, because the mean of its divisors is an integer number (309236048694).

Almost surely, 2^{2061565065355} is an apocalyptic number.

2061565065355 is a deficient number, since it is larger than the sum of its proper divisors (412323324197).

2061565065355 is a wasteful number, since it uses less digits than its factorization.

2061565065355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718525.

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 2061565065355 in words is "two trillion, sixty-one billion, five hundred sixty-five million, sixty-five thousand, three hundred fifty-five".