2254645765 has 8 divisors (see below), whose sum is σ = 2751432480. Its totient is φ = 1773144912.

The previous prime is 2254645763. The next prime is 2254645769. The reversal of 2254645765 is 5675464522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2254645765 - 2¹ = 2254645763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254645763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3821139 + ... + 3821728.

It is an arithmetic number, because the mean of its divisors is an integer number (343929060).

Almost surely, 2^2254645765 is an apocalyptic number.

It is an amenable number.

2254645765 is a deficient number, since it is larger than the sum of its proper divisors (496786715).

2254645765 is an equidigital number, since it uses as much as digits as its factorization.

2254645765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7642931.

The product of its digits is 2016000, while the sum is 46.

The square root of 2254645765 is about 47483.1103130366. The cubic root of 2254645765 is about 1311.2719547651.

The spelling of 2254645765 in words is "two billion, two hundred fifty-four million, six hundred forty-five thousand, seven hundred sixty-five".