1226250420573 has 16 divisors (see below), whose sum is σ = 1651298576256. Its totient is φ = 809352350400.

The previous prime is 1226250420559. The next prime is 1226250420653. The reversal of 1226250420573 is 3750240526221.

It is not a de Polignac number, because 1226250420573 - 2¹⁰ = 1226250419549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226250420533) 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 in 15 ways as a sum of consecutive naturals, for example, 4713136 + ... + 4966502.

It is an arithmetic number, because the mean of its divisors is an integer number (103206161016).

Almost surely, 2^{1226250420573} is an apocalyptic number.

It is an amenable number.

1226250420573 is a deficient number, since it is larger than the sum of its proper divisors (425048155683).

1226250420573 is a wasteful number, since it uses less digits than its factorization.

1226250420573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269444.

The product of its (nonzero) digits is 201600, while the sum is 39.

Adding to 1226250420573 its reverse (3750240526221), we get a palindrome (4976490946794).

The spelling of 1226250420573 in words is "one trillion, two hundred twenty-six billion, two hundred fifty million, four hundred twenty thousand, five hundred seventy-three".