9146898579457 has 8 divisors (see below), whose sum is σ = 9159448898600. Its totient is φ = 9134356863744.

The previous prime is 9146898579443. The next prime is 9146898579479. The reversal of 9146898579457 is 7549758986419.

It is a Cunningham number, because it is equal to 3024384²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 616532758416 + 8530365821041 = 785196^2 + 2920679^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9146898579457 - 2²⁷ = 9146764361729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9146898579487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21618 + ... + 4277179.

It is an arithmetic number, because the mean of its divisors is an integer number (1144931112325).

Almost surely, 2^{9146898579457} is an apocalyptic number.

It is an amenable number.

9146898579457 is a deficient number, since it is larger than the sum of its proper divisors (12550319143).

9146898579457 is a wasteful number, since it uses less digits than its factorization.

9146898579457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4301715.

The product of its digits is 5486745600, while the sum is 82.

The spelling of 9146898579457 in words is "nine trillion, one hundred forty-six billion, eight hundred ninety-eight million, five hundred seventy-nine thousand, four hundred fifty-seven".