8445712502073 has 64 divisors (see below), whose sum is σ = 14866801274880. Its totient is φ = 4128936499200.

The previous prime is 8445712502053. The next prime is 8445712502111. The reversal of 8445712502073 is 3702052175448.

It is a happy number.

It is not a de Polignac number, because 8445712502073 - 2⁸ = 8445712501817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8445712502053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 47313733 + ... + 47491901.

It is an arithmetic number, because the mean of its divisors is an integer number (232293769920).

Almost surely, 2^{8445712502073} is an apocalyptic number.

It is an amenable number.

8445712502073 is a deficient number, since it is larger than the sum of its proper divisors (6421088772807).

8445712502073 is a wasteful number, since it uses less digits than its factorization.

8445712502073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190278.

The product of its (nonzero) digits is 1881600, while the sum is 48.

The spelling of 8445712502073 in words is "eight trillion, four hundred forty-five billion, seven hundred twelve million, five hundred two thousand, seventy-three".