5212513212145 has 16 divisors (see below), whose sum is σ = 6258530724480. Its totient is φ = 4167667937664.

The previous prime is 5212513212041. The next prime is 5212513212157. The reversal of 5212513212145 is 5412123152125.

It is a cyclic number.

It is not a de Polignac number, because 5212513212145 - 2¹¹ = 5212513210097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5212513212145.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76073061 + ... + 76141549.

It is an arithmetic number, because the mean of its divisors is an integer number (391158170280).

Almost surely, 2^{5212513212145} is an apocalyptic number.

It is an amenable number.

5212513212145 is a deficient number, since it is larger than the sum of its proper divisors (1046017512335).

5212513212145 is a wasteful number, since it uses less digits than its factorization.

5212513212145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76824.

The product of its digits is 24000, while the sum is 34.

The spelling of 5212513212145 in words is "five trillion, two hundred twelve billion, five hundred thirteen million, two hundred twelve thousand, one hundred forty-five".