36542636239 has 2 divisors, whose sum is σ = 36542636240. Its totient is φ = 36542636238.

The previous prime is 36542636201. The next prime is 36542636267. The reversal of 36542636239 is 93263624563.

It is a strong prime.

It is an emirp because it is prime and its reverse (93263624563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36542636239 - 2²⁷ = 36408418511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36542636192 and 36542636201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36542634239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18271318119 + 18271318120.

It is an arithmetic number, because the mean of its divisors is an integer number (18271318120).

Almost surely, 2^36542636239 is an apocalyptic number.

36542636239 is a deficient number, since it is larger than the sum of its proper divisors (1).

36542636239 is an equidigital number, since it uses as much as digits as its factorization.

36542636239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 49.

The spelling of 36542636239 in words is "thirty-six billion, five hundred forty-two million, six hundred thirty-six thousand, two hundred thirty-nine".