75666102 has 16 divisors (see below), whose sum is σ = 156214272. Its totient is φ = 24408360.

The previous prime is 75666091. The next prime is 75666103. The reversal of 75666102 is 20166657.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75666103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203218 + ... + 203589.

It is an arithmetic number, because the mean of its divisors is an integer number (9763392).

Almost surely, 2^75666102 is an apocalyptic number.

75666102 is an abundant number, since it is smaller than the sum of its proper divisors (80548170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75666102 is a wasteful number, since it uses less digits than its factorization.

75666102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406843.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 75666102 is about 8698.6264432955. The cubic root of 75666102 is about 422.9611262612.

The spelling of 75666102 in words is "seventy-five million, six hundred sixty-six thousand, one hundred two".