804319217532 has 36 divisors (see below), whose sum is σ = 2036700962296. Its totient is φ = 267636860640.

The previous prime is 804319217491. The next prime is 804319217539. The reversal of 804319217532 is 235712913408.

It is a happy number.

804319217532 is a `hidden beast` number, since 80 + 4 + 3 + 19 + 21 + 7 + 532 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804319217539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19543543 + ... + 19584654.

Almost surely, 2^804319217532 is an apocalyptic number.

It is an amenable number.

804319217532 is an abundant number, since it is smaller than the sum of its proper divisors (1232381744764).

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

804319217532 is a wasteful number, since it uses less digits than its factorization.

804319217532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39128778 (or 39128773 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 804319217532 in words is "eight hundred four billion, three hundred nineteen million, two hundred seventeen thousand, five hundred thirty-two".