549177037379 has 2 divisors, whose sum is σ = 549177037380. Its totient is φ = 549177037378.

The previous prime is 549177037349. The next prime is 549177037397. The reversal of 549177037379 is 973730771945.

Together with next prime (549177037397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 549177037379 - 2¹² = 549177033283 is a prime.

It is not a weakly prime, because it can be changed into another prime (549177037349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274588518689 + 274588518690.

It is an arithmetic number, because the mean of its divisors is an integer number (274588518690).

Almost surely, 2^549177037379 is an apocalyptic number.

549177037379 is a deficient number, since it is larger than the sum of its proper divisors (1).

549177037379 is an equidigital number, since it uses as much as digits as its factorization.

549177037379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35006580, while the sum is 62.

The spelling of 549177037379 in words is "five hundred forty-nine billion, one hundred seventy-seven million, thirty-seven thousand, three hundred seventy-nine".