277653117139 has 2 divisors, whose sum is σ = 277653117140. Its totient is φ = 277653117138.

The previous prime is 277653117109. The next prime is 277653117223. The reversal of 277653117139 is 931711356772.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 277653117139 - 2¹⁷ = 277652986067 is a prime.

It is not a weakly prime, because it can be changed into another prime (277653117109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138826558569 + 138826558570.

It is an arithmetic number, because the mean of its divisors is an integer number (138826558570).

Almost surely, 2^277653117139 is an apocalyptic number.

277653117139 is a deficient number, since it is larger than the sum of its proper divisors (1).

277653117139 is an equidigital number, since it uses as much as digits as its factorization.

277653117139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1666980, while the sum is 52.

The spelling of 277653117139 in words is "two hundred seventy-seven billion, six hundred fifty-three million, one hundred seventeen thousand, one hundred thirty-nine".