1202900045824 has 39 divisors (see below), whose sum is σ = 2405646792237. Its totient is φ = 601414926336.

The previous prime is 1202900045803. The next prime is 1202900045827. The reversal of 1202900045824 is 4285400092021.

The square root of 1202900045824 is 1096768.

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

It can be written as a sum of positive squares in only one way, i.e., 6869094400 + 1196030951424 = 82880^2 + 1093632^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202900045827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 70184584 + ... + 70201720.

It is an arithmetic number, because the mean of its divisors is an integer number (61683251083).

Almost surely, 2^{1202900045824} is an apocalyptic number.

1202900045824 is the 1096768-th square number.

It is an amenable number.

1202900045824 is a deficient number, since it is larger than the sum of its proper divisors (1202746746413).

1202900045824 is an frugal number, since it uses more digits than its factorization.

1202900045824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34298 (or 17139 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 1202900045824 in words is "one trillion, two hundred two billion, nine hundred million, forty-five thousand, eight hundred twenty-four".