80265140415802 has 16 divisors (see below), whose sum is σ = 123656397225480. Its totient is φ = 39046423699008.

The previous prime is 80265140415773. The next prime is 80265140415841. The reversal of 80265140415802 is 20851404156208.

It can be written as a sum of positive squares in 4 ways, for example, as 74894329530801 + 5370810885001 = 8654151^2 + 2317501^2 .

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, 18625977 + ... + 22526812.

Almost surely, 2^{80265140415802} is an apocalyptic number.

80265140415802 is a deficient number, since it is larger than the sum of its proper divisors (43391256809678).

80265140415802 is a wasteful number, since it uses less digits than its factorization.

80265140415802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41179185.

The product of its (nonzero) digits is 614400, while the sum is 46.

The spelling of 80265140415802 in words is "eighty trillion, two hundred sixty-five billion, one hundred forty million, four hundred fifteen thousand, eight hundred two".