511422065055 has 40 divisors (see below), whose sum is σ = 1000114269264. Its totient is φ = 247962211200.

The previous prime is 511422065017. The next prime is 511422065093. The reversal of 511422065055 is 550560224115.

511422065055 is a `hidden beast` number, since 5 + 1 + 142 + 2 + 0 + 6 + 505 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (511422065017) and next prime (511422065093).

It is not a de Polignac number, because 511422065055 - 2¹² = 511422060959 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 57394206 + ... + 57403115.

Almost surely, 2^511422065055 is an apocalyptic number.

511422065055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

511422065055 is a deficient number, since it is larger than the sum of its proper divisors (488692204209).

511422065055 is a wasteful number, since it uses less digits than its factorization.

511422065055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114797349 (or 114797340 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 511422065055 in words is "five hundred eleven billion, four hundred twenty-two million, sixty-five thousand, fifty-five".