6553661150111 has 2 divisors, whose sum is σ = 6553661150112. Its totient is φ = 6553661150110.

The previous prime is 6553661150093. The next prime is 6553661150137. The reversal of 6553661150111 is 1110511663556.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6553661150111 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6553661150011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276830575055 + 3276830575056.

It is an arithmetic number, because the mean of its divisors is an integer number (3276830575056).

Almost surely, 2^{6553661150111} is an apocalyptic number.

6553661150111 is a deficient number, since it is larger than the sum of its proper divisors (1).

6553661150111 is an equidigital number, since it uses as much as digits as its factorization.

6553661150111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81000, while the sum is 41.

The spelling of 6553661150111 in words is "six trillion, five hundred fifty-three billion, six hundred sixty-one million, one hundred fifty thousand, one hundred eleven".