804194486280 has 96 divisors (see below), whose sum is σ = 2619840726360. Its totient is φ = 213942435840.

The previous prime is 804194486257. The next prime is 804194486281. The reversal of 804194486280 is 82684491408.

It is a happy number.

804194486280 is a `hidden beast` number, since 8 + 0 + 4 + 1 + 9 + 4 + 4 + 8 + 628 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 652033640196 + 152160846084 = 807486^2 + 390078^2 .

It is not an unprimeable number, because it can be changed into a prime (804194486281) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2501497 + ... + 2804616.

Almost surely, 2^804194486280 is an apocalyptic number.

It is an amenable number.

804194486280 is an abundant number, since it is smaller than the sum of its proper divisors (1815646240080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

804194486280 is a wasteful number, since it uses less digits than its factorization.

804194486280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306551 (or 5306544 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 54.

The spelling of 804194486280 in words is "eight hundred four billion, one hundred ninety-four million, four hundred eighty-six thousand, two hundred eighty".