75486068458 has 4 divisors (see below), whose sum is σ = 113229102690. Its totient is φ = 37743034228.

The previous prime is 75486068443. The next prime is 75486068467. The reversal of 75486068458 is 85486068457.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 75485914009 + 154449 = 274747^2 + 393^2 .

It is a junction number, because it is equal to n+sod(n) for n = 75486068396 and 75486068405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18871517113 + ... + 18871517116.

Almost surely, 2^75486068458 is an apocalyptic number.

75486068458 is a deficient number, since it is larger than the sum of its proper divisors (37743034232).

75486068458 is a wasteful number, since it uses less digits than its factorization.

75486068458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37743034231.

The product of its (nonzero) digits is 51609600, while the sum is 61.

Subtracting 75486068458 from its reverse (85486068457), we obtain a palindrome (9999999999).

The spelling of 75486068458 in words is "seventy-five billion, four hundred eighty-six million, sixty-eight thousand, four hundred fifty-eight".