9149226198425 has 12 divisors (see below), whose sum is σ = 11345078371116. Its totient is φ = 7319356516800.

The previous prime is 9149226198419. The next prime is 9149226198461. The reversal of 9149226198425 is 5248916229419.

It can be written as a sum of positive squares in 6 ways, for example, as 1991530598656 + 7157695599769 = 1411216^2 + 2675387^2 .

It is not a de Polignac number, because 9149226198425 - 2³² = 9144931231129 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12775355 + ... + 13472495.

It is an arithmetic number, because the mean of its divisors is an integer number (945423197593).

Almost surely, 2^{9149226198425} is an apocalyptic number.

It is an amenable number.

9149226198425 is a deficient number, since it is larger than the sum of its proper divisors (2195852172691).

9149226198425 is a wasteful number, since it uses less digits than its factorization.

9149226198425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222108 (or 1222103 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 62.

The spelling of 9149226198425 in words is "nine trillion, one hundred forty-nine billion, two hundred twenty-six million, one hundred ninety-eight thousand, four hundred twenty-five".