867028844407 has 32 divisors (see below), whose sum is σ = 993441993984. Its totient is φ = 749688825600.

The previous prime is 867028844401. The next prime is 867028844443. The reversal of 867028844407 is 704448820768.

It is not a de Polignac number, because 867028844407 - 2³⁵ = 832669106039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867028844401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3450883 + ... + 3693595.

It is an arithmetic number, because the mean of its divisors is an integer number (31045062312).

Almost surely, 2^867028844407 is an apocalyptic number.

867028844407 is a deficient number, since it is larger than the sum of its proper divisors (126413149577).

867028844407 is a wasteful number, since it uses less digits than its factorization.

867028844407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242959.

The product of its (nonzero) digits is 19267584, while the sum is 58.

The spelling of 867028844407 in words is "eight hundred sixty-seven billion, twenty-eight million, eight hundred forty-four thousand, four hundred seven".