65011165555011 has 64 divisors (see below), whose sum is σ = 98694600076800. Its totient is φ = 37734872011776.

The previous prime is 65011165554983. The next prime is 65011165555019. The reversal of 65011165555011 is 11055556111056.

It is not a de Polignac number, because 65011165555011 - 2⁴³ = 56215072532803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65011165555019) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 189860620 + ... + 190202726.

It is an arithmetic number, because the mean of its divisors is an integer number (1542103126200).

Almost surely, 2^{65011165555011} is an apocalyptic number.

65011165555011 is a deficient number, since it is larger than the sum of its proper divisors (33683434521789).

65011165555011 is a wasteful number, since it uses less digits than its factorization.

65011165555011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343268.

The product of its (nonzero) digits is 112500, while the sum is 42.

The spelling of 65011165555011 in words is "sixty-five trillion, eleven billion, one hundred sixty-five million, five hundred fifty-five thousand, eleven".