75365666006 has 4 divisors (see below), whose sum is σ = 113048499012. Its totient is φ = 37682833002.

The previous prime is 75365665993. The next prime is 75365666039. The reversal of 75365666006 is 60066656357.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60066656357 = 73 ⋅822830909.

It is a super-2 number, since 2×75365666006² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18841416500 + ... + 18841416503.

It is an arithmetic number, because the mean of its divisors is an integer number (28262124753).

Almost surely, 2^75365666006 is an apocalyptic number.

75365666006 is a deficient number, since it is larger than the sum of its proper divisors (37682833006).

75365666006 is a wasteful number, since it uses less digits than its factorization.

75365666006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37682833005.

The product of its (nonzero) digits is 4082400, while the sum is 50.

The spelling of 75365666006 in words is "seventy-five billion, three hundred sixty-five million, six hundred sixty-six thousand, six".