2245626350657 has 2 divisors, whose sum is σ = 2245626350658. Its totient is φ = 2245626350656.

The previous prime is 2245626350549. The next prime is 2245626350663. The reversal of 2245626350657 is 7560536265422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2044416688561 + 201209662096 = 1429831^2 + 448564^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245626350657 - 2³⁰ = 2244552608833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2245626350599 and 2245626350608.

It is not a weakly prime, because it can be changed into another prime (2245626353657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122813175328 + 1122813175329.

It is an arithmetic number, because the mean of its divisors is an integer number (1122813175329).

Almost surely, 2^{2245626350657} is an apocalyptic number.

It is an amenable number.

2245626350657 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245626350657 is an equidigital number, since it uses as much as digits as its factorization.

2245626350657 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144000, while the sum is 53.

The spelling of 2245626350657 in words is "two trillion, two hundred forty-five billion, six hundred twenty-six million, three hundred fifty thousand, six hundred fifty-seven".