55426651271 has 2 divisors, whose sum is σ = 55426651272. Its totient is φ = 55426651270.

The previous prime is 55426651243. The next prime is 55426651277. The reversal of 55426651271 is 17215662455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55426651271 - 2³⁰ = 54352909447 is a prime.

It is a super-2 number, since 2×55426651271² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55426651277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27713325635 + 27713325636.

It is an arithmetic number, because the mean of its divisors is an integer number (27713325636).

Almost surely, 2^55426651271 is an apocalyptic number.

55426651271 is a deficient number, since it is larger than the sum of its proper divisors (1).

55426651271 is an equidigital number, since it uses as much as digits as its factorization.

55426651271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 44.

The spelling of 55426651271 in words is "fifty-five billion, four hundred twenty-six million, six hundred fifty-one thousand, two hundred seventy-one".