67532067442 has 40 divisors (see below), whose sum is σ = 118354339116. Its totient is φ = 28898172576.

The previous prime is 67532067439. The next prime is 67532067443. The reversal of 67532067442 is 24476023576.

It can be written as a sum of positive squares in 2 ways, for example, as 44621915121 + 22910152321 = 211239^2 + 151361^2 .

It is a junction number, because it is equal to n+sod(n) for n = 67532067392 and 67532067401.

It is not an unprimeable number, because it can be changed into a prime (67532067443) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3240568 + ... + 3261340.

Almost surely, 2^67532067442 is an apocalyptic number.

67532067442 is a deficient number, since it is larger than the sum of its proper divisors (50822271674).

67532067442 is an equidigital number, since it uses as much as digits as its factorization.

67532067442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21480 (or 21459 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 67532067442 in words is "sixty-seven billion, five hundred thirty-two million, sixty-seven thousand, four hundred forty-two".