83536739087 has 2 divisors, whose sum is σ = 83536739088. Its totient is φ = 83536739086.

The previous prime is 83536739071. The next prime is 83536739131. The reversal of 83536739087 is 78093763538.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83536739087 - 2⁴ = 83536739071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83536739387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41768369543 + 41768369544.

It is an arithmetic number, because the mean of its divisors is an integer number (41768369544).

Almost surely, 2^83536739087 is an apocalyptic number.

83536739087 is a deficient number, since it is larger than the sum of its proper divisors (1).

83536739087 is an equidigital number, since it uses as much as digits as its factorization.

83536739087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22861440, while the sum is 59.

The spelling of 83536739087 in words is "eighty-three billion, five hundred thirty-six million, seven hundred thirty-nine thousand, eighty-seven".