511345500211 has 24 divisors (see below), whose sum is σ = 634384924704. Its totient is φ = 403571750400.

The previous prime is 511345500209. The next prime is 511345500257. The reversal of 511345500211 is 112005543115.

It is not a de Polignac number, because 511345500211 - 2¹ = 511345500209 is a prime.

It is a super-2 number, since 2×511345500211² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 511345500211.

It is not an unprimeable number, because it can be changed into a prime (511345500011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64576 + ... + 1013341.

It is an arithmetic number, because the mean of its divisors is an integer number (26432705196).

Almost surely, 2^511345500211 is an apocalyptic number.

511345500211 is a deficient number, since it is larger than the sum of its proper divisors (123039424493).

511345500211 is a wasteful number, since it uses less digits than its factorization.

511345500211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078351 (or 1078338 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 511345500211 in words is "five hundred eleven billion, three hundred forty-five million, five hundred thousand, two hundred eleven".