551055611011 has 2 divisors, whose sum is σ = 551055611012. Its totient is φ = 551055611010.

The previous prime is 551055610969. The next prime is 551055611021. The reversal of 551055611011 is 110116550155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 551055611011 - 2¹⁵ = 551055578243 is a prime.

It is not a weakly prime, because it can be changed into another prime (551055611021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275527805505 + 275527805506.

It is an arithmetic number, because the mean of its divisors is an integer number (275527805506).

Almost surely, 2^551055611011 is an apocalyptic number.

551055611011 is a deficient number, since it is larger than the sum of its proper divisors (1).

551055611011 is an equidigital number, since it uses as much as digits as its factorization.

551055611011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3750, while the sum is 31.

The spelling of 551055611011 in words is "five hundred fifty-one billion, fifty-five million, six hundred eleven thousand, eleven".