75815000699 has 2 divisors, whose sum is σ = 75815000700. Its totient is φ = 75815000698.

The previous prime is 75815000641. The next prime is 75815000711. The reversal of 75815000699 is 99600051857.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (99600051857) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75815000699 is a prime.

It is not a weakly prime, because it can be changed into another prime (75815006699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37907500349 + 37907500350.

It is an arithmetic number, because the mean of its divisors is an integer number (37907500350).

Almost surely, 2^75815000699 is an apocalyptic number.

75815000699 is a deficient number, since it is larger than the sum of its proper divisors (1).

75815000699 is an equidigital number, since it uses as much as digits as its factorization.

75815000699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 50.

The spelling of 75815000699 in words is "seventy-five billion, eight hundred fifteen million, six hundred ninety-nine", and thus it is an aban number.