80164873478 has 16 divisors (see below), whose sum is σ = 124582590000. Its totient is φ = 38641539552.

The previous prime is 80164873457. The next prime is 80164873493. The reversal of 80164873478 is 87437846108.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1010453 + ... + 1086896.

It is an arithmetic number, because the mean of its divisors is an integer number (7786411875).

Almost surely, 2^80164873478 is an apocalyptic number.

80164873478 is a deficient number, since it is larger than the sum of its proper divisors (44417716522).

80164873478 is a wasteful number, since it uses less digits than its factorization.

80164873478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2098039.

The product of its (nonzero) digits is 7225344, while the sum is 56.

The spelling of 80164873478 in words is "eighty billion, one hundred sixty-four million, eight hundred seventy-three thousand, four hundred seventy-eight".