1963263366900 has 216 divisors, whose sum is σ = 6725113877664. Its totient is φ = 475095916800.

The previous prime is 1963263366871. The next prime is 1963263366917. The reversal of 1963263366900 is 96633623691.

It is a happy number.

1963263366900 is a `hidden beast` number, since 19 + 6 + 3 + 263 + 366 + 9 + 0 + 0 = 666.

It is a super-2 number, since 2×1963263366900² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 5397582 + ... + 5749818.

Almost surely, 2^{1963263366900} is an apocalyptic number.

1963263366900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1963263366900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3362556938832).

1963263366900 is an abundant number, since it is smaller than the sum of its proper divisors (4761850510764).

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

1963263366900 is a wasteful number, since it uses less digits than its factorization.

1963263366900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352831 (or 352821 counting only the distinct ones).

The product of its (nonzero) digits is 5668704, while the sum is 54.

The spelling of 1963263366900 in words is "one trillion, nine hundred sixty-three billion, two hundred sixty-three million, three hundred sixty-six thousand, nine hundred".