804402268642 has 64 divisors (see below), whose sum is σ = 1435600650240. Its totient is φ = 330928416000.

The previous prime is 804402268639. The next prime is 804402268651. The reversal of 804402268642 is 246862204408.

It is a junction number, because it is equal to n+sod(n) for n = 804402268592 and 804402268601.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 7798042 + ... + 7900522.

It is an arithmetic number, because the mean of its divisors is an integer number (22431260160).

Almost surely, 2^804402268642 is an apocalyptic number.

804402268642 is a deficient number, since it is larger than the sum of its proper divisors (631198381598).

804402268642 is a wasteful number, since it uses less digits than its factorization.

804402268642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102767.

The product of its (nonzero) digits is 1179648, while the sum is 46.

The spelling of 804402268642 in words is "eight hundred four billion, four hundred two million, two hundred sixty-eight thousand, six hundred forty-two".