277550005379 has 2 divisors, whose sum is σ = 277550005380. Its totient is φ = 277550005378.

The previous prime is 277550005373. The next prime is 277550005391. The reversal of 277550005379 is 973500055772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 277550005379 - 2⁴ = 277550005363 is a prime.

It is not a weakly prime, because it can be changed into another prime (277550005373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138775002689 + 138775002690.

It is an arithmetic number, because the mean of its divisors is an integer number (138775002690).

Almost surely, 2^277550005379 is an apocalyptic number.

277550005379 is a deficient number, since it is larger than the sum of its proper divisors (1).

277550005379 is an equidigital number, since it uses as much as digits as its factorization.

277550005379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2315250, while the sum is 50.

The spelling of 277550005379 in words is "two hundred seventy-seven billion, five hundred fifty million, five thousand, three hundred seventy-nine".