83305274357 has 2 divisors, whose sum is σ = 83305274358. Its totient is φ = 83305274356.

The previous prime is 83305274219. The next prime is 83305274387. The reversal of 83305274357 is 75347250338.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43608298276 + 39696976081 = 208826^2 + 199241^2 .

It is a cyclic number.

It is not a de Polignac number, because 83305274357 - 2¹² = 83305270261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83305274387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41652637178 + 41652637179.

It is an arithmetic number, because the mean of its divisors is an integer number (41652637179).

Almost surely, 2^83305274357 is an apocalyptic number.

It is an amenable number.

83305274357 is a deficient number, since it is larger than the sum of its proper divisors (1).

83305274357 is an equidigital number, since it uses as much as digits as its factorization.

83305274357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 83305274357 in words is "eighty-three billion, three hundred five million, two hundred seventy-four thousand, three hundred fifty-seven".