2249658768 has 40 divisors (see below), whose sum is σ = 6641850688. Its totient is φ = 642759552.

The previous prime is 2249658751. The next prime is 2249658791. The reversal of 2249658768 is 8678569422.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 3347371 + ... + 3348042.

Almost surely, 2^2249658768 is an apocalyptic number.

2249658768 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2249658768 is an abundant number, since it is smaller than the sum of its proper divisors (4392191920).

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

2249658768 is a wasteful number, since it uses less digits than its factorization.

2249658768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6695431 (or 6695425 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The square root of 2249658768 is about 47430.5678650383. The cubic root of 2249658768 is about 1310.3044507311.

The spelling of 2249658768 in words is "two billion, two hundred forty-nine million, six hundred fifty-eight thousand, seven hundred sixty-eight".