80455871273642 has 16 divisors (see below), whose sum is σ = 127267826814240. Its totient is φ = 38041003688688.

The previous prime is 80455871273633. The next prime is 80455871273717. The reversal of 80455871273642 is 24637217855408.

It is a happy 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, 1935317213 + ... + 1935358784.

It is an arithmetic number, because the mean of its divisors is an integer number (7954239175890).

Almost surely, 2^{80455871273642} is an apocalyptic number.

80455871273642 is a deficient number, since it is larger than the sum of its proper divisors (46811955540598).

80455871273642 is a wasteful number, since it uses less digits than its factorization.

80455871273642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3870676565.

The product of its (nonzero) digits is 90316800, while the sum is 62.

The spelling of 80455871273642 in words is "eighty trillion, four hundred fifty-five billion, eight hundred seventy-one million, two hundred seventy-three thousand, six hundred forty-two".