5816828021826 has 16 divisors (see below), whose sum is σ = 12245953730400. Its totient is φ = 1836893059488.

The previous prime is 5816828021821. The next prime is 5816828021867. The reversal of 5816828021826 is 6281208286185.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (5816828021821) 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, 25512403491 + ... + 25512403718.

It is an arithmetic number, because the mean of its divisors is an integer number (765372108150).

Almost surely, 2^{5816828021826} is an apocalyptic number.

5816828021826 is an abundant number, since it is smaller than the sum of its proper divisors (6429125708574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5816828021826 is a wasteful number, since it uses less digits than its factorization.

5816828021826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51024807233.

The product of its (nonzero) digits is 5898240, while the sum is 57.

The spelling of 5816828021826 in words is "five trillion, eight hundred sixteen billion, eight hundred twenty-eight million, twenty-one thousand, eight hundred twenty-six".