6614500211551 has 2 divisors, whose sum is σ = 6614500211552. Its totient is φ = 6614500211550.

The previous prime is 6614500211549. The next prime is 6614500211659. The reversal of 6614500211551 is 1551120054166.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6614500211551 - 2¹ = 6614500211549 is a prime.

It is a super-2 number, since 2×6614500211551² (a number of 26 digits) contains 22 as substring.

Together with 6614500211549, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6614500211551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6614500211521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307250105775 + 3307250105776.

It is an arithmetic number, because the mean of its divisors is an integer number (3307250105776).

Almost surely, 2^{6614500211551} is an apocalyptic number.

6614500211551 is a deficient number, since it is larger than the sum of its proper divisors (1).

6614500211551 is an equidigital number, since it uses as much as digits as its factorization.

6614500211551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 37.

The spelling of 6614500211551 in words is "six trillion, six hundred fourteen billion, five hundred million, two hundred eleven thousand, five hundred fifty-one".