75308063513 has 32 divisors (see below), whose sum is σ = 84260736000. Its totient is φ = 66938392576.

The previous prime is 75308063507. The next prime is 75308063549. The reversal of 75308063513 is 31536080357.

It is a cyclic number.

It is not a de Polignac number, because 75308063513 - 2⁴ = 75308063497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75308063113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36503120 + ... + 36505182.

It is an arithmetic number, because the mean of its divisors is an integer number (2633148000).

Almost surely, 2^75308063513 is an apocalyptic number.

It is an amenable number.

75308063513 is a deficient number, since it is larger than the sum of its proper divisors (8952672487).

75308063513 is a wasteful number, since it uses less digits than its factorization.

75308063513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 75308063513 in words is "seventy-five billion, three hundred eight million, sixty-three thousand, five hundred thirteen".