828887372776 has 16 divisors (see below), whose sum is σ = 1583487670500. Its totient is φ = 406623993984.

The previous prime is 828887372711. The next prime is 828887372779. The reversal of 828887372776 is 677273788828.

828887372776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 808154252676 + 20733120100 = 898974^2 + 143990^2 .

It is a junction number, because it is equal to n+sod(n) for n = 828887372699 and 828887372708.

It is not an unprimeable number, because it can be changed into a prime (828887372779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977461101 + ... + 977461948.

Almost surely, 2^828887372776 is an apocalyptic number.

It is an amenable number.

828887372776 is a deficient number, since it is larger than the sum of its proper divisors (754600297724).

828887372776 is a wasteful number, since it uses less digits than its factorization.

828887372776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954923108 (or 1954923104 counting only the distinct ones).

The product of its digits is 708083712, while the sum is 73.

The spelling of 828887372776 in words is "eight hundred twenty-eight billion, eight hundred eighty-seven million, three hundred seventy-two thousand, seven hundred seventy-six".