75306768005 has 16 divisors (see below), whose sum is σ = 103285056000. Its totient is φ = 51635325312.

The previous prime is 75306767993. The next prime is 75306768037. The reversal of 75306768005 is 50086760357.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 75306768005 - 2⁴ = 75306767989 is a prime.

It is a super-2 number, since 2×75306768005² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 494996 + ... + 628994.

It is an arithmetic number, because the mean of its divisors is an integer number (6455316000).

Almost surely, 2^75306768005 is an apocalyptic number.

It is an amenable number.

75306768005 is a deficient number, since it is larger than the sum of its proper divisors (27978287995).

75306768005 is a wasteful number, since it uses less digits than its factorization.

75306768005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150068.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 75306768005 in words is "seventy-five billion, three hundred six million, seven hundred sixty-eight thousand, five".