80016609476 has 6 divisors (see below), whose sum is σ = 140029066590. Its totient is φ = 40008304736.

The previous prime is 80016609473. The next prime is 80016609509. The reversal of 80016609476 is 67490661008.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 59902562500 + 20114046976 = 244750^2 + 141824^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 80016609476.

It is not an unprimeable number, because it can be changed into a prime (80016609473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10002076181 + ... + 10002076188.

It is an arithmetic number, because the mean of its divisors is an integer number (23338177765).

Almost surely, 2^80016609476 is an apocalyptic number.

It is an amenable number.

80016609476 is a deficient number, since it is larger than the sum of its proper divisors (60012457114).

80016609476 is a wasteful number, since it uses less digits than its factorization.

80016609476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20004152373 (or 20004152371 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 80016609476 in words is "eighty billion, sixteen million, six hundred nine thousand, four hundred seventy-six".