2061565065336 has 64 divisors (see below), whose sum is σ = 5900648313600. Its totient is φ = 587972348928.

The previous prime is 2061565065277. The next prime is 2061565065337. The reversal of 2061565065336 is 6335605651602.

It is a super-2 number, since 2×2061565065336² (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 (2061565065337) 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, 10803481 + ... + 10992648.

It is an arithmetic number, because the mean of its divisors is an integer number (92197629900).

Almost surely, 2^{2061565065336} is an apocalyptic number.

It is an amenable number.

2061565065336 is an abundant number, since it is smaller than the sum of its proper divisors (3839083248264).

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

2061565065336 is a wasteful number, since it uses less digits than its factorization.

2061565065336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21796708 (or 21796704 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 48.

The spelling of 2061565065336 in words is "two trillion, sixty-one billion, five hundred sixty-five million, sixty-five thousand, three hundred thirty-six".