80543138175700 has 18 divisors (see below), whose sum is σ = 174778609841486. Its totient is φ = 32217255270240.

The previous prime is 80543138175671. The next prime is 80543138175719. The reversal of 80543138175700 is 757183134508.

It can be written as a sum of positive squares in 3 ways, for example, as 1378379313936 + 79164758861764 = 1174044^2 + 8897458^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 402715690779 + ... + 402715690978.

Almost surely, 2^{80543138175700} is an apocalyptic number.

It is an amenable number.

80543138175700 is an abundant number, since it is smaller than the sum of its proper divisors (94235471665786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80543138175700 is a wasteful number, since it uses less digits than its factorization.

80543138175700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805431381771 (or 805431381764 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 80543138175700 in words is "eighty trillion, five hundred forty-three billion, one hundred thirty-eight million, one hundred seventy-five thousand, seven hundred".