1361260410650 has 192 divisors, whose sum is σ = 3045439365120. Its totient is φ = 442864800000.

The previous prime is 1361260410641. The next prime is 1361260410661. The reversal of 1361260410650 is 560140621631.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1361260410650.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 269500625 + ... + 269505675.

It is an arithmetic number, because the mean of its divisors is an integer number (15861663360).

Almost surely, 2^{1361260410650} is an apocalyptic number.

1361260410650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1361260410650 is an abundant number, since it is smaller than the sum of its proper divisors (1684178954470).

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

1361260410650 is a wasteful number, since it uses less digits than its factorization.

1361260410650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5581 (or 5576 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 1361260410650 in words is "one trillion, three hundred sixty-one billion, two hundred sixty million, four hundred ten thousand, six hundred fifty".