2765263801 has 2 divisors, whose sum is σ = 2765263802. Its totient is φ = 2765263800.

The previous prime is 2765263789. The next prime is 2765263841. The reversal of 2765263801 is 1083625672.

2765263801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2765263841) can be obtained adding 2765263801 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2688526201 + 76737600 = 51851^2 + 8760^2 .

It is a cyclic number.

It is not a de Polignac number, because 2765263801 - 2⁵ = 2765263769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2765263841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1382631900 + 1382631901.

It is an arithmetic number, because the mean of its divisors is an integer number (1382631901).

Almost surely, 2^2765263801 is an apocalyptic number.

It is an amenable number.

2765263801 is a deficient number, since it is larger than the sum of its proper divisors (1).

2765263801 is an equidigital number, since it uses as much as digits as its factorization.

2765263801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 2765263801 is about 52585.7756527371. The cubic root of 2765263801 is about 1403.6069915716.

The spelling of 2765263801 in words is "two billion, seven hundred sixty-five million, two hundred sixty-three thousand, eight hundred one".