1428715476457 has 8 divisors (see below), whose sum is σ = 1430344344384. Its totient is φ = 1427086967088.

The previous prime is 1428715476443. The next prime is 1428715476479. The reversal of 1428715476457 is 7546745178241.

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 1428715476457 - 2¹¹ = 1428715474409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1428715476395 and 1428715476404.

It is not an unprimeable number, because it can be changed into a prime (1428715476437) 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, 8332563 + ... + 8502295.

It is an arithmetic number, because the mean of its divisors is an integer number (178793043048).

Almost surely, 2^{1428715476457} is an apocalyptic number.

It is an amenable number.

1428715476457 is a deficient number, since it is larger than the sum of its proper divisors (1628867927).

1428715476457 is an equidigital number, since it uses as much as digits as its factorization.

1428715476457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179279.

The product of its digits is 52684800, while the sum is 61.

The spelling of 1428715476457 in words is "one trillion, four hundred twenty-eight billion, seven hundred fifteen million, four hundred seventy-six thousand, four hundred fifty-seven".