1028336105858 has 16 divisors (see below), whose sum is σ = 1575582482304. Its totient is φ = 503145543600.

The previous prime is 1028336105813. The next prime is 1028336105861. The reversal of 1028336105858 is 8585016338201.

It is a happy number.

It is a super-2 number, since 2×1028336105858² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323060 + ... + 1470047.

It is an arithmetic number, because the mean of its divisors is an integer number (98473905144).

Almost surely, 2^{1028336105858} is an apocalyptic number.

1028336105858 is a deficient number, since it is larger than the sum of its proper divisors (547246376446).

1028336105858 is a wasteful number, since it uses less digits than its factorization.

1028336105858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799257.

The product of its (nonzero) digits is 1382400, while the sum is 50.

The spelling of 1028336105858 in words is "one trillion, twenty-eight billion, three hundred thirty-six million, one hundred five thousand, eight hundred fifty-eight".