255606173002 has 8 divisors (see below), whose sum is σ = 393771672036. Its totient is φ = 124348948992.

The previous prime is 255606172999. The next prime is 255606173047. The reversal of 255606173002 is 200371606552.

It can be written as a sum of positive squares in 2 ways, for example, as 252043157521 + 3563015481 = 502039^2 + 59691^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1727068663 + ... + 1727068810.

Almost surely, 2^255606173002 is an apocalyptic number.

255606173002 is a deficient number, since it is larger than the sum of its proper divisors (138165499034).

255606173002 is a wasteful number, since it uses less digits than its factorization.

255606173002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454137512.

The product of its (nonzero) digits is 75600, while the sum is 37.

Adding to 255606173002 its reverse (200371606552), we get a palindrome (455977779554).

The spelling of 255606173002 in words is "two hundred fifty-five billion, six hundred six million, one hundred seventy-three thousand, two".