75760889454149 has 2 divisors, whose sum is σ = 75760889454150. Its totient is φ = 75760889454148.

The previous prime is 75760889454127. The next prime is 75760889454157. The reversal of 75760889454149 is 94145498806757.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66107794648900 + 9653094805249 = 8130670^2 + 3106943^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75760889454149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 75760889454149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75760889454179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37880444727074 + 37880444727075.

It is an arithmetic number, because the mean of its divisors is an integer number (37880444727075).

Almost surely, 2^{75760889454149} is an apocalyptic number.

It is an amenable number.

75760889454149 is a deficient number, since it is larger than the sum of its proper divisors (1).

75760889454149 is an equidigital number, since it uses as much as digits as its factorization.

75760889454149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2438553600, while the sum is 77.

The spelling of 75760889454149 in words is "seventy-five trillion, seven hundred sixty billion, eight hundred eighty-nine million, four hundred fifty-four thousand, one hundred forty-nine".