245732622637 has 2 divisors, whose sum is σ = 245732622638. Its totient is φ = 245732622636.

The previous prime is 245732622571. The next prime is 245732622697. The reversal of 245732622637 is 736226237542.

245732622637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198219957961 + 47512664676 = 445219^2 + 217974^2 .

It is a cyclic number.

It is not a de Polignac number, because 245732622637 - 2¹⁹ = 245732098349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245732622697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122866311318 + 122866311319.

It is an arithmetic number, because the mean of its divisors is an integer number (122866311319).

Almost surely, 2^245732622637 is an apocalyptic number.

It is an amenable number.

245732622637 is a deficient number, since it is larger than the sum of its proper divisors (1).

245732622637 is an equidigital number, since it uses as much as digits as its factorization.

245732622637 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5080320, while the sum is 49.

The spelling of 245732622637 in words is "two hundred forty-five billion, seven hundred thirty-two million, six hundred twenty-two thousand, six hundred thirty-seven".