84512632745 has 8 divisors (see below), whose sum is σ = 101632325184. Its totient is φ = 67465328944.

The previous prime is 84512632657. The next prime is 84512632751. The reversal of 84512632745 is 54723621548.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84512632745 - 2¹⁸ = 84512370601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84512632745.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18094589 + ... + 18099258.

It is an arithmetic number, because the mean of its divisors is an integer number (12704040648).

Almost surely, 2^84512632745 is an apocalyptic number.

It is an amenable number.

84512632745 is a deficient number, since it is larger than the sum of its proper divisors (17119692439).

84512632745 is a wasteful number, since it uses less digits than its factorization.

84512632745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36194319.

The product of its digits is 1612800, while the sum is 47.

The spelling of 84512632745 in words is "eighty-four billion, five hundred twelve million, six hundred thirty-two thousand, seven hundred forty-five".