6551261230611 has 16 divisors (see below), whose sum is σ = 9335277143424. Its totient is φ = 4072178500224.

The previous prime is 6551261230489. The next prime is 6551261230627. The reversal of 6551261230611 is 1160321621556.

It is not a de Polignac number, because 6551261230611 - 2¹⁴ = 6551261214227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6551261230611.

It is not an unprimeable number, because it can be changed into a prime (6551261240611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 600256705 + ... + 600267618.

It is an arithmetic number, because the mean of its divisors is an integer number (583454821464).

Almost surely, 2^{6551261230611} is an apocalyptic number.

6551261230611 is a deficient number, since it is larger than the sum of its proper divisors (2784015912813).

6551261230611 is a wasteful number, since it uses less digits than its factorization.

6551261230611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200524450.

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 6551261230611 in words is "six trillion, five hundred fifty-one billion, two hundred sixty-one million, two hundred thirty thousand, six hundred eleven".