2632897765 has 4 divisors (see below), whose sum is σ = 3159477324. Its totient is φ = 2106318208.

The previous prime is 2632897741. The next prime is 2632897777. The reversal of 2632897765 is 5677982362.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 519748804 + 2113148961 = 22798^2 + 45969^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2632897765 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263289772 + ... + 263289781.

It is an arithmetic number, because the mean of its divisors is an integer number (789869331).

Almost surely, 2^2632897765 is an apocalyptic number.

It is an amenable number.

2632897765 is a deficient number, since it is larger than the sum of its proper divisors (526579559).

2632897765 is an equidigital number, since it uses as much as digits as its factorization.

2632897765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526579558.

The product of its digits is 7620480, while the sum is 55.

The square root of 2632897765 is about 51311.7702384161. The cubic root of 2632897765 is about 1380.8441528844.

It can be divided in two parts, 263 and 2897765, that added together give a triangular number (2898028 = T₂₄₀₇).

The spelling of 2632897765 in words is "two billion, six hundred thirty-two million, eight hundred ninety-seven thousand, seven hundred sixty-five".