1440918848 has 14 divisors (see below), whose sum is σ = 2859323466. Its totient is φ = 720459392.

The previous prime is 1440918847. The next prime is 1440918923. The reversal of 1440918848 is 8488190441.

It can be written as a sum of positive squares in only one way, i.e., 1315657984 + 125260864 = 36272^2 + 11192^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440918847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11257115 + ... + 11257242.

Almost surely, 2^1440918848 is an apocalyptic number.

It is an amenable number.

1440918848 is a deficient number, since it is larger than the sum of its proper divisors (1418404618).

1440918848 is an equidigital number, since it uses as much as digits as its factorization.

1440918848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22514369 (or 22514359 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 47.

The square root of 1440918848 is about 37959.4368767504. The cubic root of 1440918848 is about 1129.4833694423.

The spelling of 1440918848 in words is "one billion, four hundred forty million, nine hundred eighteen thousand, eight hundred forty-eight".