75551102147 has 2 divisors, whose sum is σ = 75551102148. Its totient is φ = 75551102146.

The previous prime is 75551102141. The next prime is 75551102171. The reversal of 75551102147 is 74120115557.

It is a weak prime.

It is an emirp because it is prime and its reverse (74120115557) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75551102147 - 2⁴ = 75551102131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75551102147.

It is not a weakly prime, because it can be changed into another prime (75551102141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37775551073 + 37775551074.

It is an arithmetic number, because the mean of its divisors is an integer number (37775551074).

Almost surely, 2^75551102147 is an apocalyptic number.

75551102147 is a deficient number, since it is larger than the sum of its proper divisors (1).

75551102147 is an equidigital number, since it uses as much as digits as its factorization.

75551102147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49000, while the sum is 38.

The spelling of 75551102147 in words is "seventy-five billion, five hundred fifty-one million, one hundred two thousand, one hundred forty-seven".