55275277511 has 2 divisors, whose sum is σ = 55275277512. Its totient is φ = 55275277510.

The previous prime is 55275277501. The next prime is 55275277531. The reversal of 55275277511 is 11577257255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55275277511 - 2²⁶ = 55208168647 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 (55275277501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27637638755 + 27637638756.

It is an arithmetic number, because the mean of its divisors is an integer number (27637638756).

Almost surely, 2^55275277511 is an apocalyptic number.

55275277511 is a deficient number, since it is larger than the sum of its proper divisors (1).

55275277511 is an equidigital number, since it uses as much as digits as its factorization.

55275277511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 857500, while the sum is 47.

The spelling of 55275277511 in words is "fifty-five billion, two hundred seventy-five million, two hundred seventy-seven thousand, five hundred eleven".