1428334250698 has 16 divisors (see below), whose sum is σ = 2153321291520. Its totient is φ = 710564095296.

The previous prime is 1428334250687. The next prime is 1428334250699. The reversal of 1428334250698 is 8960524338241.

It is a happy number.

It is a super-2 number, since 2×1428334250698² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1428334250699) 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, 108568 + ... + 1693651.

It is an arithmetic number, because the mean of its divisors is an integer number (134582580720).

Almost surely, 2^{1428334250698} is an apocalyptic number.

1428334250698 is a deficient number, since it is larger than the sum of its proper divisors (724987040822).

1428334250698 is a wasteful number, since it uses less digits than its factorization.

1428334250698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804221.

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 1428334250698 in words is "one trillion, four hundred twenty-eight billion, three hundred thirty-four million, two hundred fifty thousand, six hundred ninety-eight".