83389894853 has 2 divisors, whose sum is σ = 83389894854. Its totient is φ = 83389894852.

The previous prime is 83389894829. The next prime is 83389894897. The reversal of 83389894853 is 35849898338.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62529003364 + 20860891489 = 250058^2 + 144433^2 .

It is a cyclic number.

It is not a de Polignac number, because 83389894853 - 2¹⁴ = 83389878469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83389894153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41694947426 + 41694947427.

It is an arithmetic number, because the mean of its divisors is an integer number (41694947427).

Almost surely, 2^83389894853 is an apocalyptic number.

It is an amenable number.

83389894853 is a deficient number, since it is larger than the sum of its proper divisors (1).

83389894853 is an equidigital number, since it uses as much as digits as its factorization.

83389894853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 179159040, while the sum is 68.

The spelling of 83389894853 in words is "eighty-three billion, three hundred eighty-nine million, eight hundred ninety-four thousand, eight hundred fifty-three".