83464393049 has 2 divisors, whose sum is σ = 83464393050. Its totient is φ = 83464393048.

The previous prime is 83464393013. The next prime is 83464393069. The reversal of 83464393049 is 94039346438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68767195225 + 14697197824 = 262235^2 + 121232^2 .

It is a cyclic number.

It is not a de Polignac number, because 83464393049 - 2²⁴ = 83447615833 is a prime.

It is not a weakly prime, because it can be changed into another prime (83464393069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41732196524 + 41732196525.

It is an arithmetic number, because the mean of its divisors is an integer number (41732196525).

Almost surely, 2^83464393049 is an apocalyptic number.

It is an amenable number.

83464393049 is a deficient number, since it is larger than the sum of its proper divisors (1).

83464393049 is an equidigital number, since it uses as much as digits as its factorization.

83464393049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6718464, while the sum is 53.

The spelling of 83464393049 in words is "eighty-three billion, four hundred sixty-four million, three hundred ninety-three thousand, forty-nine".