83735870623 has 2 divisors, whose sum is σ = 83735870624. Its totient is φ = 83735870622.

The previous prime is 83735870597. The next prime is 83735870629. The reversal of 83735870623 is 32607853738.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83735870623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83735870629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41867935311 + 41867935312.

It is an arithmetic number, because the mean of its divisors is an integer number (41867935312).

Almost surely, 2^83735870623 is an apocalyptic number.

83735870623 is a deficient number, since it is larger than the sum of its proper divisors (1).

83735870623 is an equidigital number, since it uses as much as digits as its factorization.

83735870623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 83735870623 in words is "eighty-three billion, seven hundred thirty-five million, eight hundred seventy thousand, six hundred twenty-three".