2250378648 has 48 divisors (see below), whose sum is σ = 6965459280. Its totient is φ = 642965184.

The previous prime is 2250378631. The next prime is 2250378661. The reversal of 2250378648 is 8468730522.

2250378648 is a `hidden beast` number, since 22 + 503 + 7 + 86 + 48 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2232015 + ... + 2233022.

It is an arithmetic number, because the mean of its divisors is an integer number (145113735).

Almost surely, 2^2250378648 is an apocalyptic number.

2250378648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2250378648 is an abundant number, since it is smaller than the sum of its proper divisors (4715080632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2250378648 is a wasteful number, since it uses less digits than its factorization.

2250378648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4465056 (or 4465049 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 2250378648 is about 47438.1560349894. The cubic root of 2250378648 is about 1310.4441995360. Note that the first 3 decimals are identical.

The spelling of 2250378648 in words is "two billion, two hundred fifty million, three hundred seventy-eight thousand, six hundred forty-eight".