1316228452900 has 81 divisors (see below), whose sum is σ = 2919475296787. Its totient is φ = 515078339200.

The previous prime is 1316228452843. The next prime is 1316228452939. The reversal of 1316228452900 is 92548226131.

The square root of 1316228452900 is 1147270.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 433335191524 + 882893261376 = 658282^2 + 939624^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 539215680 + ... + 539218120.

Almost surely, 2^{1316228452900} is an apocalyptic number.

1316228452900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1316228452900 is the 1147270-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1316228452900

1316228452900 is an abundant number, since it is smaller than the sum of its proper divisors (1603246843887).

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

1316228452900 is an frugal number, since it uses more digits than its factorization.

1316228452900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4990 (or 2495 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 1316228452900 in words is "one trillion, three hundred sixteen billion, two hundred twenty-eight million, four hundred fifty-two thousand, nine hundred".