80042403076164 has 243 divisors, whose sum is σ = 208497911315967. Its totient is φ = 25891295655456.

The previous prime is 80042403076159. The next prime is 80042403076169. The reversal of 80042403076164 is 46167030424008.

The square root of 80042403076164 is 8946642.

It is a perfect power (a square), and thus also a powerful number.

80042403076164 is a `hidden beast` number, since 8 + 0 + 0 + 4 + 24 + 0 + 3 + 0 + 7 + 616 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (80042403076159) and next prime (80042403076169).

It is not an unprimeable number, because it can be changed into a prime (80042403076169) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 402223130937 + ... + 402223131135.

Almost surely, 2^{80042403076164} is an apocalyptic number.

80042403076164 is the 8946642-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80042403076164

80042403076164 is an abundant number, since it is smaller than the sum of its proper divisors (128455508239803).

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

80042403076164 is a wasteful number, since it uses less digits than its factorization.

80042403076164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 80042403076164 in words is "eighty trillion, forty-two billion, four hundred three million, seventy-six thousand, one hundred sixty-four".