5211965529411 has 4 divisors (see below), whose sum is σ = 6949287372552. Its totient is φ = 3474643686272.

The previous prime is 5211965529361. The next prime is 5211965529437. The reversal of 5211965529411 is 1149255691125.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5211965529411 - 2²⁷ = 5211831311683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5211965529451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 868660921566 + ... + 868660921571.

It is an arithmetic number, because the mean of its divisors is an integer number (1737321843138).

Almost surely, 2^{5211965529411} is an apocalyptic number.

5211965529411 is a deficient number, since it is larger than the sum of its proper divisors (1737321843141).

5211965529411 is a wasteful number, since it uses less digits than its factorization.

5211965529411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737321843140.

The product of its digits is 972000, while the sum is 51.

The spelling of 5211965529411 in words is "five trillion, two hundred eleven billion, nine hundred sixty-five million, five hundred twenty-nine thousand, four hundred eleven".