375556522273 has 4 divisors (see below), whose sum is σ = 384290394928. Its totient is φ = 366822649620.

The previous prime is 375556522259. The next prime is 375556522279. The reversal of 375556522273 is 372225655573.

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, and also an emirpimes, since its reverse is a distinct semiprime: 372225655573 = 2351 ⋅158326523.

It is a cyclic number.

It is not a de Polignac number, because 375556522273 - 2⁹ = 375556521761 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 375556522273.

It is not an unprimeable number, because it can be changed into a prime (375556522279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4366936263 + ... + 4366936348.

It is an arithmetic number, because the mean of its divisors is an integer number (96072598732).

Almost surely, 2^375556522273 is an apocalyptic number.

It is an amenable number.

375556522273 is a deficient number, since it is larger than the sum of its proper divisors (8733872655).

375556522273 is an equidigital number, since it uses as much as digits as its factorization.

375556522273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8733872654.

The product of its digits is 13230000, while the sum is 52.

The spelling of 375556522273 in words is "three hundred seventy-five billion, five hundred fifty-six million, five hundred twenty-two thousand, two hundred seventy-three".