2677903145209 has 2 divisors, whose sum is σ = 2677903145210. Its totient is φ = 2677903145208.

The previous prime is 2677903145189. The next prime is 2677903145231. The reversal of 2677903145209 is 9025413097762.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1440547251984 + 1237355893225 = 1200228^2 + 1112365^2 .

It is a cyclic number.

It is not a de Polignac number, because 2677903145209 - 2¹¹ = 2677903143161 is a prime.

It is a super-4 number, since 4×2677903145209⁴ (a number of 51 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2677903145209.

It is not a weakly prime, because it can be changed into another prime (2677903145279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1338951572604 + 1338951572605.

It is an arithmetic number, because the mean of its divisors is an integer number (1338951572605).

Almost surely, 2^{2677903145209} is an apocalyptic number.

It is an amenable number.

2677903145209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2677903145209 is an equidigital number, since it uses as much as digits as its factorization.

2677903145209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 2677903145209 in words is "two trillion, six hundred seventy-seven billion, nine hundred three million, one hundred forty-five thousand, two hundred nine".