75255222255257 has 8 divisors (see below), whose sum is σ = 86925818220192. Its totient is φ = 64389494977600.

The previous prime is 75255222255197. The next prime is 75255222255307.

75255222255257 is nontrivially palindromic in base 10.

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 75255222255257 - 2⁸ = 75255222255001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75255222251257) 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 7 ways as a sum of consecutive naturals, for example, 201217171619 + ... + 201217171992.

It is an arithmetic number, because the mean of its divisors is an integer number (10865727277524).

Almost surely, 2^{75255222255257} is an apocalyptic number.

It is an amenable number.

75255222255257 is a deficient number, since it is larger than the sum of its proper divisors (11670595964935).

75255222255257 is a wasteful number, since it uses less digits than its factorization.

75255222255257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402434343639.

The product of its digits is 49000000, while the sum is 56.

The spelling of 75255222255257 in words is "seventy-five trillion, two hundred fifty-five billion, two hundred twenty-two million, two hundred fifty-five thousand, two hundred fifty-seven".