255642452206 has 16 divisors (see below), whose sum is σ = 387688822416. Its totient is φ = 126414694656.

The previous prime is 255642452203. The next prime is 255642452251. The reversal of 255642452206 is 602254246552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255642452203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184881 + ... + 738556.

It is an arithmetic number, because the mean of its divisors is an integer number (24230551401).

Almost surely, 2^255642452206 is an apocalyptic number.

255642452206 is a deficient number, since it is larger than the sum of its proper divisors (132046370210).

255642452206 is a wasteful number, since it uses less digits than its factorization.

255642452206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924963.

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 255642452206 its reverse (602254246552), we get a palindrome (857896698758).

The spelling of 255642452206 in words is "two hundred fifty-five billion, six hundred forty-two million, four hundred fifty-two thousand, two hundred six".