828940455902 has 16 divisors (see below), whose sum is σ = 1342553909760. Its totient is φ = 381588974112.

The previous prime is 828940455869. The next prime is 828940455907. The reversal of 828940455902 is 209554049828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828940455907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41611877 + ... + 41631792.

It is an arithmetic number, because the mean of its divisors is an integer number (83909619360).

Almost surely, 2^828940455902 is an apocalyptic number.

828940455902 is a deficient number, since it is larger than the sum of its proper divisors (513613453858).

828940455902 is a wasteful number, since it uses less digits than its factorization.

828940455902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83244067.

The product of its (nonzero) digits is 8294400, while the sum is 56.

The spelling of 828940455902 in words is "eight hundred twenty-eight billion, nine hundred forty million, four hundred fifty-five thousand, nine hundred two".