83895963901 has 2 divisors, whose sum is σ = 83895963902. Its totient is φ = 83895963900.

The previous prime is 83895963881. The next prime is 83895963913. The reversal of 83895963901 is 10936959838.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82572896025 + 1323067876 = 287355^2 + 36374^2 .

It is a cyclic number.

It is not a de Polignac number, because 83895963901 - 2²³ = 83887575293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83895963901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83895963971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41947981950 + 41947981951.

It is an arithmetic number, because the mean of its divisors is an integer number (41947981951).

Almost surely, 2^83895963901 is an apocalyptic number.

It is an amenable number.

83895963901 is a deficient number, since it is larger than the sum of its proper divisors (1).

83895963901 is an equidigital number, since it uses as much as digits as its factorization.

83895963901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12597120, while the sum is 61.

The spelling of 83895963901 in words is "eighty-three billion, eight hundred ninety-five million, nine hundred sixty-three thousand, nine hundred one".