67069604484 has 81 divisors (see below), whose sum is σ = 180167417157. Its totient is φ = 21033157248.

The previous prime is 67069604479. The next prime is 67069604489. The reversal of 67069604484 is 48440696076.

The square root of 67069604484 is 258978.

It is a perfect power (a square), and thus also a powerful number.

67069604484 is a `hidden beast` number, since 6 + 70 + 6 + 96 + 0 + 4 + 484 = 666.

It is an interprime number because it is at equal distance from previous prime (67069604479) and next prime (67069604489).

It can be written as a sum of positive squares in only one way, i.e., 52216820100 + 14852784384 = 228510^2 + 121872^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 67069604484.

It is not an unprimeable number, because it can be changed into a prime (67069604489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 26414487 + ... + 26417025.

Almost surely, 2^67069604484 is an apocalyptic number.

67069604484 is the 258978-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67069604484

67069604484 is an abundant number, since it is smaller than the sum of its proper divisors (113097812673).

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

67069604484 is a wasteful number, since it uses less digits than its factorization.

67069604484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5122 (or 2561 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 67069604484 in words is "sixty-seven billion, sixty-nine million, six hundred four thousand, four hundred eighty-four".