2773765364 has 6 divisors (see below), whose sum is σ = 4854089394. Its totient is φ = 1386882680.

The previous prime is 2773765279. The next prime is 2773765399. The reversal of 2773765364 is 4635673772.

It can be written as a sum of positive squares in only one way, i.e., 1768875364 + 1004890000 = 42058^2 + 31700^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346720667 + ... + 346720674.

It is an arithmetic number, because the mean of its divisors is an integer number (809014899).

Almost surely, 2^2773765364 is an apocalyptic number.

It is an amenable number.

2773765364 is a deficient number, since it is larger than the sum of its proper divisors (2080324030).

2773765364 is a wasteful number, since it uses less digits than its factorization.

2773765364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693441345 (or 693441343 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 50.

The square root of 2773765364 is about 52666.5488142141. The cubic root of 2773765364 is about 1405.0439425136.

The spelling of 2773765364 in words is "two billion, seven hundred seventy-three million, seven hundred sixty-five thousand, three hundred sixty-four".