2763540065 has 32 divisors (see below), whose sum is σ = 4030387200. Its totient is φ = 1791256320.

The previous prime is 2763540061. The next prime is 2763540079. The reversal of 2763540065 is 5600453672.

It is not a de Polignac number, because 2763540065 - 2² = 2763540061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2763540061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45905 + ... + 87374.

It is an arithmetic number, because the mean of its divisors is an integer number (125949600).

Almost surely, 2^2763540065 is an apocalyptic number.

It is an amenable number.

2763540065 is a deficient number, since it is larger than the sum of its proper divisors (1266847135).

2763540065 is a wasteful number, since it uses less digits than its factorization.

2763540065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133337.

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 2763540065 is about 52569.3833423981. The cubic root of 2763540065 is about 1403.3152833209.

The spelling of 2763540065 in words is "two billion, seven hundred sixty-three million, five hundred forty thousand, sixty-five".