80012944042 has 32 divisors (see below), whose sum is σ = 127023095808. Its totient is φ = 37723523376.

The previous prime is 80012944031. The next prime is 80012944117. The reversal of 80012944042 is 24044921008.

It is a junction number, because it is equal to n+sod(n) for n = 80012943989 and 80012944007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1745103 + ... + 1790365.

It is an arithmetic number, because the mean of its divisors is an integer number (3969471744).

Almost surely, 2^80012944042 is an apocalyptic number.

80012944042 is a deficient number, since it is larger than the sum of its proper divisors (47010151766).

80012944042 is a wasteful number, since it uses less digits than its factorization.

80012944042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45834.

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 80012944042 in words is "eighty billion, twelve million, nine hundred forty-four thousand, forty-two".