67561880200 has 48 divisors (see below), whose sum is σ = 157118688180. Its totient is φ = 27018332160.

The previous prime is 67561880147. The next prime is 67561880249. The reversal of 67561880200 is 208816576.

It can be written as a sum of positive squares in 6 ways, for example, as 42075034884 + 25486845316 = 205122^2 + 159646^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 853504 + ... + 929296.

Almost surely, 2^67561880200 is an apocalyptic number.

It is an amenable number.

67561880200 is an abundant number, since it is smaller than the sum of its proper divisors (89556807980).

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

67561880200 is a wasteful number, since it uses less digits than its factorization.

67561880200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80266 (or 80257 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 43.

The spelling of 67561880200 in words is "sixty-seven billion, five hundred sixty-one million, eight hundred eighty thousand, two hundred".