36523232549 has 2 divisors, whose sum is σ = 36523232550. Its totient is φ = 36523232548.

The previous prime is 36523232539. The next prime is 36523232567. The reversal of 36523232549 is 94523232563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36017207524 + 506025025 = 189782^2 + 22495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36523232549 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36523232539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18261616274 + 18261616275.

It is an arithmetic number, because the mean of its divisors is an integer number (18261616275).

Almost surely, 2^36523232549 is an apocalyptic number.

It is an amenable number.

36523232549 is a deficient number, since it is larger than the sum of its proper divisors (1).

36523232549 is an equidigital number, since it uses as much as digits as its factorization.

36523232549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 44.

The spelling of 36523232549 in words is "thirty-six billion, five hundred twenty-three million, two hundred thirty-two thousand, five hundred forty-nine".