80021702005476 has 96 divisors (see below), whose sum is σ = 245042532510720. Its totient is φ = 19690917782400.

The previous prime is 80021702005471. The next prime is 80021702005489. The reversal of 80021702005476 is 67450020712008.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (80021702005471) 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, 2279023855 + ... + 2279058966.

It is an arithmetic number, because the mean of its divisors is an integer number (2552526380320).

Almost surely, 2^{80021702005476} is an apocalyptic number.

It is an amenable number.

80021702005476 is an abundant number, since it is smaller than the sum of its proper divisors (165020830505244).

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

80021702005476 is a wasteful number, since it uses less digits than its factorization.

80021702005476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4558082865 (or 4558082863 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The spelling of 80021702005476 in words is "eighty trillion, twenty-one billion, seven hundred two million, five thousand, four hundred seventy-six".