803787986061 has 6 divisors (see below), whose sum is σ = 1161027090990. Its totient is φ = 535858657368.

The previous prime is 803787986059. The next prime is 803787986069. The reversal of 803787986061 is 160689787308.

803787986061 is a `hidden beast` number, since 80 + 378 + 79 + 8 + 60 + 61 = 666.

It can be written as a sum of positive squares in only one way, i.e., 616372588836 + 187415397225 = 785094^2 + 432915^2 .

It is not a de Polignac number, because 803787986061 - 2¹ = 803787986059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 803787986061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (803787986069) 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 5 ways as a sum of consecutive naturals, for example, 44654888106 + ... + 44654888123.

It is an arithmetic number, because the mean of its divisors is an integer number (193504515165).

Almost surely, 2^803787986061 is an apocalyptic number.

It is an amenable number.

803787986061 is a deficient number, since it is larger than the sum of its proper divisors (357239104929).

803787986061 is a wasteful number, since it uses less digits than its factorization.

803787986061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89309776235 (or 89309776232 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 63.

The spelling of 803787986061 in words is "eight hundred three billion, seven hundred eighty-seven million, nine hundred eighty-six thousand, sixty-one".