511065055 has 4 divisors (see below), whose sum is σ = 613278072. Its totient is φ = 408852040.

The previous prime is 511065047. The next prime is 511065073. The reversal of 511065055 is 550560115.

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

It is not a de Polignac number, because 511065055 - 2³ = 511065047 is a prime.

It is a super-2 number, since 2×511065055² = 522374980884306050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51106501 + ... + 51106510.

It is an arithmetic number, because the mean of its divisors is an integer number (153319518).

Almost surely, 2^511065055 is an apocalyptic number.

511065055 is a deficient number, since it is larger than the sum of its proper divisors (102213017).

511065055 is a wasteful number, since it uses less digits than its factorization.

511065055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102213016.

The product of its (nonzero) digits is 3750, while the sum is 28.

The square root of 511065055 is about 22606.7479970030. The cubic root of 511065055 is about 799.5127527771.

The spelling of 511065055 in words is "five hundred eleven million, sixty-five thousand, fifty-five".