83509383667 has 2 divisors, whose sum is σ = 83509383668. Its totient is φ = 83509383666.

The previous prime is 83509383619. The next prime is 83509383701. The reversal of 83509383667 is 76638390538.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83509383667 - 2⁷ = 83509383539 is a prime.

It is not a weakly prime, because it can be changed into another prime (83509363667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41754691833 + 41754691834.

It is an arithmetic number, because the mean of its divisors is an integer number (41754691834).

Almost surely, 2^83509383667 is an apocalyptic number.

83509383667 is a deficient number, since it is larger than the sum of its proper divisors (1).

83509383667 is an equidigital number, since it uses as much as digits as its factorization.

83509383667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19595520, while the sum is 58.

The spelling of 83509383667 in words is "eighty-three billion, five hundred nine million, three hundred eighty-three thousand, six hundred sixty-seven".