80140746748 has 24 divisors (see below), whose sum is σ = 141159090240. Its totient is φ = 39810355200.

The previous prime is 80140746727. The next prime is 80140746761. The reversal of 80140746748 is 84764704108.

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, 317148 + ... + 510748.

It is an arithmetic number, because the mean of its divisors is an integer number (5881628760).

Almost surely, 2^80140746748 is an apocalyptic number.

It is an amenable number.

80140746748 is a deficient number, since it is larger than the sum of its proper divisors (61018343492).

80140746748 is a wasteful number, since it uses less digits than its factorization.

80140746748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194277 (or 194275 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 49.

The spelling of 80140746748 in words is "eighty billion, one hundred forty million, seven hundred forty-six thousand, seven hundred forty-eight".