1361336636050 has 48 divisors (see below), whose sum is σ = 2682290543400. Its totient is φ = 512262696960.

The previous prime is 1361336636021. The next prime is 1361336636053. The reversal of 1361336636050 is 506366331631.

It can be written as a sum of positive squares in 12 ways, for example, as 737881 + 1361335898169 = 859^2 + 1166763^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1361336635988 and 1361336636006.

It is not an unprimeable number, because it can be changed into a prime (1361336636053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1441726 + ... + 2191174.

Almost surely, 2^{1361336636050} is an apocalyptic number.

1361336636050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361336636050 is a deficient number, since it is larger than the sum of its proper divisors (1320953907350).

1361336636050 is a wasteful number, since it uses less digits than its factorization.

1361336636050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751615 (or 751610 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 43.

The spelling of 1361336636050 in words is "one trillion, three hundred sixty-one billion, three hundred thirty-six million, six hundred thirty-six thousand, fifty".