1361777650306 has 16 divisors (see below), whose sum is σ = 2048655094200. Its totient is φ = 678893880448.

The previous prime is 1361777650291. The next prime is 1361777650361. The reversal of 1361777650306 is 6030567771631.

It can be written as a sum of positive squares in 4 ways, for example, as 646922619225 + 714855031081 = 804315^2 + 845491^2 .

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 7 ways as a sum of consecutive naturals, for example, 1856046 + ... + 2483638.

Almost surely, 2^{1361777650306} is an apocalyptic number.

1361777650306 is a deficient number, since it is larger than the sum of its proper divisors (686877443894).

1361777650306 is a wasteful number, since it uses less digits than its factorization.

1361777650306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630773.

The product of its (nonzero) digits is 3333960, while the sum is 52.

The spelling of 1361777650306 in words is "one trillion, three hundred sixty-one billion, seven hundred seventy-seven million, six hundred fifty thousand, three hundred six".