87447445733232 has 120 divisors (see below), whose sum is σ = 273318251328304. Its totient is φ = 26906906363904.

The previous prime is 87447445733209. The next prime is 87447445733243. The reversal of 87447445733232 is 23233754474478.

87447445733232 is a `hidden beast` number, since 8 + 74 + 474 + 4 + 5 + 73 + 3 + 23 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 87447445733232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 865012033 + ... + 865113120.

Almost surely, 2^{87447445733232} is an apocalyptic number.

It is an amenable number.

87447445733232 is an abundant number, since it is smaller than the sum of its proper divisors (185870805595072).

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

87447445733232 is a wasteful number, since it uses less digits than its factorization.

87447445733232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1730125189 (or 1730125171 counting only the distinct ones).

The product of its digits is 379330560, while the sum is 63.

The spelling of 87447445733232 in words is "eighty-seven trillion, four hundred forty-seven billion, four hundred forty-five million, seven hundred thirty-three thousand, two hundred thirty-two".