75259193049 has 12 divisors (see below), whose sum is σ = 108731046996. Its totient is φ = 50162030592.

The previous prime is 75259193033. The next prime is 75259193071. The reversal of 75259193049 is 94039195257.

75259193049 is a `hidden beast` number, since 7 + 5 + 2 + 591 + 9 + 3 + 0 + 49 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 70801227225 + 4457965824 = 266085^2 + 66768^2 .

It is not a de Polignac number, because 75259193049 - 2⁴ = 75259193033 is a prime.

It is a super-2 number, since 2×75259193049² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75259192986 and 75259193004.

It is not an unprimeable number, because it can be changed into a prime (75259113049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 852672 + ... + 936785.

It is an arithmetic number, because the mean of its divisors is an integer number (9060920583).

Almost surely, 2^75259193049 is an apocalyptic number.

It is an amenable number.

75259193049 is a deficient number, since it is larger than the sum of its proper divisors (33471853947).

75259193049 is a wasteful number, since it uses less digits than its factorization.

75259193049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1794136 (or 1794133 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 54.

The spelling of 75259193049 in words is "seventy-five billion, two hundred fifty-nine million, one hundred ninety-three thousand, forty-nine".