82509069703 has 2 divisors, whose sum is σ = 82509069704. Its totient is φ = 82509069702.

The previous prime is 82509069697. The next prime is 82509069743. The reversal of 82509069703 is 30796090528.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82509069703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82509069743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41254534851 + 41254534852.

It is an arithmetic number, because the mean of its divisors is an integer number (41254534852).

Almost surely, 2^82509069703 is an apocalyptic number.

82509069703 is a deficient number, since it is larger than the sum of its proper divisors (1).

82509069703 is an equidigital number, since it uses as much as digits as its factorization.

82509069703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 816480, while the sum is 49.

The spelling of 82509069703 in words is "eighty-two billion, five hundred nine million, sixty-nine thousand, seven hundred three".