5581677061511 has 2 divisors, whose sum is σ = 5581677061512. Its totient is φ = 5581677061510.

The previous prime is 5581677061439. The next prime is 5581677061523. The reversal of 5581677061511 is 1151607761855.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5581677061511 - 2¹⁸ = 5581676799367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5581677061561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2790838530755 + 2790838530756.

It is an arithmetic number, because the mean of its divisors is an integer number (2790838530756).

Almost surely, 2^{5581677061511} is an apocalyptic number.

5581677061511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5581677061511 is an equidigital number, since it uses as much as digits as its factorization.

5581677061511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764000, while the sum is 53.

The spelling of 5581677061511 in words is "five trillion, five hundred eighty-one billion, six hundred seventy-seven million, sixty-one thousand, five hundred eleven".