74225456632566 has 96 divisors (see below), whose sum is σ = 164873992840128. Its totient is φ = 24124486014720.

The previous prime is 74225456632549. The next prime is 74225456632571. The reversal of 74225456632566 is 66523665452247.

74225456632566 is a `hidden beast` number, since 7 + 4 + 2 + 2 + 5 + 4 + 5 + 6 + 63 + 2 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 166478376 + ... + 166923636.

It is an arithmetic number, because the mean of its divisors is an integer number (1717437425418).

Almost surely, 2^{74225456632566} is an apocalyptic number.

74225456632566 is an abundant number, since it is smaller than the sum of its proper divisors (90648536207562).

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

74225456632566 is a wasteful number, since it uses less digits than its factorization.

74225456632566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446406 (or 446403 counting only the distinct ones).

The product of its digits is 435456000, while the sum is 63.

The spelling of 74225456632566 in words is "seventy-four trillion, two hundred twenty-five billion, four hundred fifty-six million, six hundred thirty-two thousand, five hundred sixty-six".