2250657518 has 4 divisors (see below), whose sum is σ = 3375986280. Its totient is φ = 1125328758.

The previous prime is 2250657517. The next prime is 2250657527. The reversal of 2250657518 is 8157560522.

2250657518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8157560522 = 2 ⋅4078780261.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250657517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562664378 + ... + 562664381.

It is an arithmetic number, because the mean of its divisors is an integer number (843996570).

Almost surely, 2^2250657518 is an apocalyptic number.

2250657518 is a deficient number, since it is larger than the sum of its proper divisors (1125328762).

2250657518 is a wasteful number, since it uses less digits than its factorization.

2250657518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125328761.

The product of its (nonzero) digits is 168000, while the sum is 41.

The square root of 2250657518 is about 47441.0952445240. The cubic root of 2250657518 is about 1310.4983279794.

The spelling of 2250657518 in words is "two billion, two hundred fifty million, six hundred fifty-seven thousand, five hundred eighteen".