2253411778 has 8 divisors (see below), whose sum is σ = 3578948172. Its totient is φ = 1060429056.

The previous prime is 2253411773. The next prime is 2253411791. The reversal of 2253411778 is 8771143522.

It can be written as a sum of positive squares in 2 ways, for example, as 2174077129 + 79334649 = 46627^2 + 8907^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2253411778.

It is not an unprimeable number, because it can be changed into a prime (2253411773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33138375 + ... + 33138442.

Almost surely, 2^2253411778 is an apocalyptic number.

2253411778 is a deficient number, since it is larger than the sum of its proper divisors (1325536394).

2253411778 is a wasteful number, since it uses less digits than its factorization.

2253411778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66276836.

The product of its digits is 94080, while the sum is 40.

The square root of 2253411778 is about 47470.1145774897. The cubic root of 2253411778 is about 1311.0326876396.

The spelling of 2253411778 in words is "two billion, two hundred fifty-three million, four hundred eleven thousand, seven hundred seventy-eight".