1478268816 has 40 divisors (see below), whose sum is σ = 3900119424. Its totient is φ = 482271360.

The previous prime is 1478268797. The next prime is 1478268829. The reversal of 1478268816 is 6188628741.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325375 + ... + 329886.

Almost surely, 2^1478268816 is an apocalyptic number.

1478268816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1478268816 is an abundant number, since it is smaller than the sum of its proper divisors (2421850608).

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

1478268816 is a wasteful number, since it uses less digits than its factorization.

1478268816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655319 (or 655313 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 51.

The square root of 1478268816 is about 38448.2615471753. The cubic root of 1478268816 is about 1139.1593309728.

The spelling of 1478268816 in words is "one billion, four hundred seventy-eight million, two hundred sixty-eight thousand, eight hundred sixteen".