67533340525 has 12 divisors (see below), whose sum is σ = 95704391392. Its totient is φ = 46308576240.

The previous prime is 67533340519. The next prime is 67533340543. The reversal of 67533340525 is 52504333576.

It is not a de Polignac number, because 67533340525 - 2¹³ = 67533332333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 192952227 + ... + 192952576.

Almost surely, 2^67533340525 is an apocalyptic number.

It is an amenable number.

67533340525 is a deficient number, since it is larger than the sum of its proper divisors (28171050867).

67533340525 is a wasteful number, since it uses less digits than its factorization.

67533340525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385904820 (or 385904815 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 43.

The spelling of 67533340525 in words is "sixty-seven billion, five hundred thirty-three million, three hundred forty thousand, five hundred twenty-five".