983768313091 has 16 divisors (see below), whose sum is σ = 1026937627200. Its totient is φ = 941246208000.

The previous prime is 983768313089. The next prime is 983768313163. The reversal of 983768313091 is 190313867389.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 983768313091 - 2¹ = 983768313089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (983768313001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1516371 + ... + 2065651.

It is an arithmetic number, because the mean of its divisors is an integer number (64183601700).

Almost surely, 2^983768313091 is an apocalyptic number.

983768313091 is a deficient number, since it is larger than the sum of its proper divisors (43169314109).

983768313091 is a wasteful number, since it uses less digits than its factorization.

983768313091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549870.

The product of its (nonzero) digits is 5878656, while the sum is 58.

The spelling of 983768313091 in words is "nine hundred eighty-three billion, seven hundred sixty-eight million, three hundred thirteen thousand, ninety-one".