75199351441 has 2 divisors, whose sum is σ = 75199351442. Its totient is φ = 75199351440.

The previous prime is 75199351427. The next prime is 75199351499. The reversal of 75199351441 is 14415399157.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63948294400 + 11251057041 = 252880^2 + 106071^2 .

It is an emirp because it is prime and its reverse (14415399157) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75199351441 - 2¹⁹ = 75198827153 is a prime.

It is not a weakly prime, because it can be changed into another prime (75199351141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37599675720 + 37599675721.

It is an arithmetic number, because the mean of its divisors is an integer number (37599675721).

Almost surely, 2^75199351441 is an apocalyptic number.

It is an amenable number.

75199351441 is a deficient number, since it is larger than the sum of its proper divisors (1).

75199351441 is an equidigital number, since it uses as much as digits as its factorization.

75199351441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 680400, while the sum is 49.

The spelling of 75199351441 in words is "seventy-five billion, one hundred ninety-nine million, three hundred fifty-one thousand, four hundred forty-one".