75544066037 has 4 divisors (see below), whose sum is σ = 82411708416. Its totient is φ = 68676423660.

The previous prime is 75544066027. The next prime is 75544066057. The reversal of 75544066037 is 73066044557.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75544066037 - 2⁸ = 75544065781 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 75544065982 and 75544066000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75544066027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3433821173 + ... + 3433821194.

It is an arithmetic number, because the mean of its divisors is an integer number (20602927104).

Almost surely, 2^75544066037 is an apocalyptic number.

It is an amenable number.

75544066037 is a deficient number, since it is larger than the sum of its proper divisors (6867642379).

75544066037 is a wasteful number, since it uses less digits than its factorization.

75544066037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6867642378.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 75544066037 in words is "seventy-five billion, five hundred forty-four million, sixty-six thousand, thirty-seven".