450263020237 has 2 divisors, whose sum is σ = 450263020238. Its totient is φ = 450263020236.

The previous prime is 450263020217. The next prime is 450263020241. The reversal of 450263020237 is 732020362054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 393261935236 + 57001085001 = 627106^2 + 238749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-450263020237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450263020217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225131510118 + 225131510119.

It is an arithmetic number, because the mean of its divisors is an integer number (225131510119).

Almost surely, 2^450263020237 is an apocalyptic number.

It is an amenable number.

450263020237 is a deficient number, since it is larger than the sum of its proper divisors (1).

450263020237 is an equidigital number, since it uses as much as digits as its factorization.

450263020237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 34.

The spelling of 450263020237 in words is "four hundred fifty billion, two hundred sixty-three million, twenty thousand, two hundred thirty-seven".