1961183803160 has 32 divisors (see below), whose sum is σ = 4465828185840. Its totient is φ = 775022031744.

The previous prime is 1961183803151. The next prime is 1961183803199. The reversal of 1961183803160 is 613083811691.

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 7 ways as a sum of consecutive naturals, for example, 295355687 + ... + 295362326.

Almost surely, 2^{1961183803160} is an apocalyptic number.

1961183803160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1961183803160 is an abundant number, since it is smaller than the sum of its proper divisors (2504644382680).

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

1961183803160 is a wasteful number, since it uses less digits than its factorization.

1961183803160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590718107 (or 590718103 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The spelling of 1961183803160 in words is "one trillion, nine hundred sixty-one billion, one hundred eighty-three million, eight hundred three thousand, one hundred sixty".