2765963385 has 24 divisors (see below), whose sum is σ = 4823058240. Its totient is φ = 1466343072.

The previous prime is 2765963383. The next prime is 2765963407. The reversal of 2765963385 is 5833695672.

It is a happy number.

It is not a de Polignac number, because 2765963385 - 2¹ = 2765963383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2765963381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176515 + ... + 191544.

It is an arithmetic number, because the mean of its divisors is an integer number (200960760).

Almost surely, 2^2765963385 is an apocalyptic number.

It is an amenable number.

2765963385 is a deficient number, since it is larger than the sum of its proper divisors (2057094855).

2765963385 is a wasteful number, since it uses less digits than its factorization.

2765963385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368237 (or 368234 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The square root of 2765963385 is about 52592.4270689231. The cubic root of 2765963385 is about 1403.7253477538.

The spelling of 2765963385 in words is "two billion, seven hundred sixty-five million, nine hundred sixty-three thousand, three hundred eighty-five".