7450126512817 has 2 divisors, whose sum is σ = 7450126512818. Its totient is φ = 7450126512816.

The previous prime is 7450126512691. The next prime is 7450126512821. The reversal of 7450126512817 is 7182156210547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7111587563536 + 338538949281 = 2666756^2 + 581841^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7450126512817 is a prime.

It is not a weakly prime, because it can be changed into another prime (7450126512877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3725063256408 + 3725063256409.

It is an arithmetic number, because the mean of its divisors is an integer number (3725063256409).

Almost surely, 2^{7450126512817} is an apocalyptic number.

It is an amenable number.

7450126512817 is a deficient number, since it is larger than the sum of its proper divisors (1).

7450126512817 is an equidigital number, since it uses as much as digits as its factorization.

7450126512817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 940800, while the sum is 49.

The spelling of 7450126512817 in words is "seven trillion, four hundred fifty billion, one hundred twenty-six million, five hundred twelve thousand, eight hundred seventeen".