2065534655 has 8 divisors (see below), whose sum is σ = 2478894000. Its totient is φ = 1652259456.

The previous prime is 2065534651. The next prime is 2065534661. The reversal of 2065534655 is 5564355602.

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 2065534655 - 2² = 2065534651 is a prime.

It is a super-2 number, since 2×2065534655² = 8532866822011938050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2065534651) 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, 64871 + ... + 91319.

It is an arithmetic number, because the mean of its divisors is an integer number (309861750).

Almost surely, 2^2065534655 is an apocalyptic number.

2065534655 is a deficient number, since it is larger than the sum of its proper divisors (413359345).

2065534655 is a wasteful number, since it uses less digits than its factorization.

2065534655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42073.

The product of its (nonzero) digits is 540000, while the sum is 41.

The square root of 2065534655 is about 45448.1534828424. The cubic root of 2065534655 is about 1273.5348347009.

The spelling of 2065534655 in words is "two billion, sixty-five million, five hundred thirty-four thousand, six hundred fifty-five".