6145216552513 has 2 divisors, whose sum is σ = 6145216552514. Its totient is φ = 6145216552512.

The previous prime is 6145216552493. The next prime is 6145216552529. The reversal of 6145216552513 is 3152556125416.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4875294912049 + 1269921640464 = 2208007^2 + 1126908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6145216552513 is a prime.

It is not a weakly prime, because it can be changed into another prime (6145216552313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3072608276256 + 3072608276257.

It is an arithmetic number, because the mean of its divisors is an integer number (3072608276257).

Almost surely, 2^{6145216552513} is an apocalyptic number.

It is an amenable number.

6145216552513 is a deficient number, since it is larger than the sum of its proper divisors (1).

6145216552513 is an equidigital number, since it uses as much as digits as its factorization.

6145216552513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1080000, while the sum is 46.

The spelling of 6145216552513 in words is "six trillion, one hundred forty-five billion, two hundred sixteen million, five hundred fifty-two thousand, five hundred thirteen".