75851058049 has 8 divisors (see below), whose sum is σ = 81864504680. Its totient is φ = 69863147136.

The previous prime is 75851058037. The next prime is 75851058061. The reversal of 75851058049 is 94085015857.

It is an interprime number because it is at equal distance from previous prime (75851058037) and next prime (75851058061).

It can be written as a sum of positive squares in 4 ways, for example, as 25172043649 + 50679014400 = 158657^2 + 225120^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 75851058049 - 2²¹ = 75848960897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75851057987 and 75851058005.

It is not an unprimeable number, because it can be changed into a prime (75851058029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6377754 + ... + 6389635.

It is an arithmetic number, because the mean of its divisors is an integer number (10233063085).

Almost surely, 2^75851058049 is an apocalyptic number.

It is an amenable number.

75851058049 is a deficient number, since it is larger than the sum of its proper divisors (6013446631).

75851058049 is a wasteful number, since it uses less digits than its factorization.

75851058049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12767859.

The product of its (nonzero) digits is 2016000, while the sum is 52.

The spelling of 75851058049 in words is "seventy-five billion, eight hundred fifty-one million, fifty-eight thousand, forty-nine".