75973268738 has 8 divisors (see below), whose sum is σ = 113962801932. Its totient is φ = 37985668096.

The previous prime is 75973268713. The next prime is 75973268741. The reversal of 75973268738 is 83786237957.

It can be written as a sum of positive squares in 2 ways, for example, as 74450942449 + 1522326289 = 272857^2 + 39017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×75973268738² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 380495 + ... + 544722.

Almost surely, 2^75973268738 is an apocalyptic number.

75973268738 is a deficient number, since it is larger than the sum of its proper divisors (37989533194).

75973268738 is a wasteful number, since it uses less digits than its factorization.

75973268738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966276.

The product of its digits is 106686720, while the sum is 65.

The spelling of 75973268738 in words is "seventy-five billion, nine hundred seventy-three million, two hundred sixty-eight thousand, seven hundred thirty-eight".