1028446318436 has 48 divisors (see below), whose sum is σ = 1831037472768. Its totient is φ = 505346688000.

The previous prime is 1028446318433. The next prime is 1028446318451. The reversal of 1028446318436 is 6348136448201.

It is not an unprimeable number, because it can be changed into a prime (1028446318433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116033741 + ... + 116042603.

It is an arithmetic number, because the mean of its divisors is an integer number (38146614016).

Almost surely, 2^{1028446318436} is an apocalyptic number.

It is an amenable number.

1028446318436 is a deficient number, since it is larger than the sum of its proper divisors (802591154332).

1028446318436 is a wasteful number, since it uses less digits than its factorization.

1028446318436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10332 (or 10330 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 50.

The spelling of 1028446318436 in words is "one trillion, twenty-eight billion, four hundred forty-six million, three hundred eighteen thousand, four hundred thirty-six".