5212055511 has 32 divisors (see below), whose sum is σ = 8319870720. Its totient is φ = 3205744992.

The previous prime is 5212055501. The next prime is 5212055539. The reversal of 5212055511 is 1155502125.

It is not a de Polignac number, because 5212055511 - 2¹⁴ = 5212039127 is a prime.

It is a super-2 number, since 2×5212055511² = 54331045299490942242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212055501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1214776 + ... + 1219058.

It is an arithmetic number, because the mean of its divisors is an integer number (259995960).

Almost surely, 2^5212055511 is an apocalyptic number.

5212055511 is a deficient number, since it is larger than the sum of its proper divisors (3107815209).

5212055511 is a wasteful number, since it uses less digits than its factorization.

5212055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7772 (or 7766 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The square root of 5212055511 is about 72194.5670462813. The cubic root of 5212055511 is about 1733.8160177637.

Adding to 5212055511 its reverse (1155502125), we get a palindrome (6367557636).

The spelling of 5212055511 in words is "five billion, two hundred twelve million, fifty-five thousand, five hundred eleven".