424881128568457 has 8 divisors (see below), whose sum is σ = 478458514282752. Its totient is φ = 373795714282800.

The previous prime is 424881128568439. The next prime is 424881128568469. The reversal of 424881128568457 is 754865821188424.

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 424881128568457 - 2¹¹ = 424881128566409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 424881128568457.

It is not an unprimeable number, because it can be changed into a prime (424881128568427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622992856798 + ... + 622992857479.

It is an arithmetic number, because the mean of its divisors is an integer number (59807314285344).

Almost surely, 2^{424881128568457} is an apocalyptic number.

It is an amenable number.

424881128568457 is a deficient number, since it is larger than the sum of its proper divisors (53577385714295).

424881128568457 is a wasteful number, since it uses less digits than its factorization.

424881128568457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245985714319.

The product of its digits is 1101004800, while the sum is 73.

The spelling of 424881128568457 in words is "four hundred twenty-four trillion, eight hundred eighty-one billion, one hundred twenty-eight million, five hundred sixty-eight thousand, four hundred fifty-seven".