83367248783657 has 2 divisors, whose sum is σ = 83367248783658. Its totient is φ = 83367248783656.

The previous prime is 83367248783641. The next prime is 83367248783683. The reversal of 83367248783657 is 75638784276338.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76165695471616 + 7201553312041 = 8727296^2 + 2683571^2 .

It is a cyclic number.

It is not a de Polignac number, because 83367248783657 - 2⁴ = 83367248783641 is a prime.

It is not a weakly prime, because it can be changed into another prime (83367248783057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41683624391828 + 41683624391829.

It is an arithmetic number, because the mean of its divisors is an integer number (41683624391829).

Almost surely, 2^{83367248783657} is an apocalyptic number.

It is an amenable number.

83367248783657 is a deficient number, since it is larger than the sum of its proper divisors (1).

83367248783657 is an equidigital number, since it uses as much as digits as its factorization.

83367248783657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6827950080, while the sum is 77.

The spelling of 83367248783657 in words is "eighty-three trillion, three hundred sixty-seven billion, two hundred forty-eight million, seven hundred eighty-three thousand, six hundred fifty-seven".