1814964896 has 24 divisors (see below), whose sum is σ = 3613366260. Its totient is φ = 897284608.

The previous prime is 1814964889. The next prime is 1814964953. The reversal of 1814964896 is 6984694181.

It can be written as a sum of positive squares in 2 ways, for example, as 1538208400 + 276756496 = 39220^2 + 16636^2 .

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 3 ways as a sum of consecutive naturals, for example, 315791 + ... + 321486.

Almost surely, 2^1814964896 is an apocalyptic number.

1814964896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1814964896 is a deficient number, since it is larger than the sum of its proper divisors (1798401364).

1814964896 is an equidigital number, since it uses as much as digits as its factorization.

1814964896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637376 (or 637368 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 56.

The square root of 1814964896 is about 42602.4048147519. The cubic root of 1814964896 is about 1219.8021931382.

The spelling of 1814964896 in words is "one billion, eight hundred fourteen million, nine hundred sixty-four thousand, eight hundred ninety-six".