54550214657 has 2 divisors, whose sum is σ = 54550214658. Its totient is φ = 54550214656.

The previous prime is 54550214611. The next prime is 54550214687. The reversal of 54550214657 is 75641205545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49072882576 + 5477332081 = 221524^2 + 74009^2 .

It is a cyclic number.

It is not a de Polignac number, because 54550214657 - 2²⁰ = 54549166081 is a prime.

It is not a weakly prime, because it can be changed into another prime (54550214687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27275107328 + 27275107329.

It is an arithmetic number, because the mean of its divisors is an integer number (27275107329).

Almost surely, 2^54550214657 is an apocalyptic number.

It is an amenable number.

54550214657 is a deficient number, since it is larger than the sum of its proper divisors (1).

54550214657 is an equidigital number, since it uses as much as digits as its factorization.

54550214657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840000, while the sum is 44.

The spelling of 54550214657 in words is "fifty-four billion, five hundred fifty million, two hundred fourteen thousand, six hundred fifty-seven".