20362363537 has 2 divisors, whose sum is σ = 20362363538. Its totient is φ = 20362363536.

The previous prime is 20362363507. The next prime is 20362363573. The reversal of 20362363537 is 73536326302.

It is a happy number.

Together with next prime (20362363573) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16928872321 + 3433491216 = 130111^2 + 58596^2 .

It is a cyclic number.

It is not a de Polignac number, because 20362363537 - 2⁷ = 20362363409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20362363537.

It is not a weakly prime, because it can be changed into another prime (20362363507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10181181768 + 10181181769.

It is an arithmetic number, because the mean of its divisors is an integer number (10181181769).

Almost surely, 2^20362363537 is an apocalyptic number.

It is an amenable number.

20362363537 is a deficient number, since it is larger than the sum of its proper divisors (1).

20362363537 is an equidigital number, since it uses as much as digits as its factorization.

20362363537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 40.

Adding to 20362363537 its reverse (73536326302), we get a palindrome (93898689839).

The spelling of 20362363537 in words is "twenty billion, three hundred sixty-two million, three hundred sixty-three thousand, five hundred thirty-seven".