828773377828 has 24 divisors (see below), whose sum is σ = 1615867634304. Its totient is φ = 368699954400.

The previous prime is 828773377823. The next prime is 828773377841.

It is a happy number.

828773377828 is nontrivially palindromic in base 10.

828773377828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (828773377823) 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, 200378343 + ... + 200382478.

It is an arithmetic number, because the mean of its divisors is an integer number (67327818096).

Almost surely, 2^828773377828 is an apocalyptic number.

It is an amenable number.

828773377828 is a deficient number, since it is larger than the sum of its proper divisors (787094256476).

828773377828 is a wasteful number, since it uses less digits than its factorization.

828773377828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400760883 (or 400760881 counting only the distinct ones).

The product of its digits is 354041856, while the sum is 70.

The spelling of 828773377828 in words is "eight hundred twenty-eight billion, seven hundred seventy-three million, three hundred seventy-seven thousand, eight hundred twenty-eight".