74865607228 has 24 divisors (see below), whose sum is σ = 135404420480. Its totient is φ = 36181546560.

The previous prime is 74865607207. The next prime is 74865607237. The reversal of 74865607228 is 82270656847.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 261351 + ... + 466942.

Almost surely, 2^74865607228 is an apocalyptic number.

It is an amenable number.

74865607228 is a deficient number, since it is larger than the sum of its proper divisors (60538813252).

74865607228 is a wasteful number, since it uses less digits than its factorization.

74865607228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729157 (or 729155 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 55.

The spelling of 74865607228 in words is "seventy-four billion, eight hundred sixty-five million, six hundred seven thousand, two hundred twenty-eight".