1481278016 has 28 divisors (see below), whose sum is σ = 3067214592. Its totient is φ = 708436608.

The previous prime is 1481277989. The next prime is 1481278049. The reversal of 1481278016 is 6108721841.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501680 + ... + 504623.

Almost surely, 2^1481278016 is an apocalyptic number.

1481278016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1481278016 is an abundant number, since it is smaller than the sum of its proper divisors (1585936576).

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

1481278016 is a wasteful number, since it uses less digits than its factorization.

1481278016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006338 (or 1006328 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 38.

The square root of 1481278016 is about 38487.3747610824. The cubic root of 1481278016 is about 1139.9317738999.

Adding to 1481278016 its reverse (6108721841), we get a palindrome (7589999857).

The spelling of 1481278016 in words is "one billion, four hundred eighty-one million, two hundred seventy-eight thousand, sixteen".