45265555556237 has 2 divisors, whose sum is σ = 45265555556238. Its totient is φ = 45265555556236.

The previous prime is 45265555556209. The next prime is 45265555556257. The reversal of 45265555556237 is 73265555556254.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38107731537316 + 7157824018921 = 6173146^2 + 2675411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45265555556237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45265555556257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22632777778118 + 22632777778119.

It is an arithmetic number, because the mean of its divisors is an integer number (22632777778119).

Almost surely, 2^{45265555556237} is an apocalyptic number.

It is an amenable number.

45265555556237 is a deficient number, since it is larger than the sum of its proper divisors (1).

45265555556237 is an equidigital number, since it uses as much as digits as its factorization.

45265555556237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 945000000, while the sum is 65.

The spelling of 45265555556237 in words is "forty-five trillion, two hundred sixty-five billion, five hundred fifty-five million, five hundred fifty-six thousand, two hundred thirty-seven".