255531670450 has 36 divisors (see below), whose sum is σ = 552887101242. Its totient is φ = 87610857600.

The previous prime is 255531670423. The next prime is 255531670451. The reversal of 255531670450 is 54076135552.

It can be written as a sum of positive squares in 3 ways, for example, as 207719912169 + 47811758281 = 455763^2 + 218659^2 .

It is a junction number, because it is equal to n+sod(n) for n = 255531670397 and 255531670406.

It is not an unprimeable number, because it can be changed into a prime (255531670451) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 52146871 + ... + 52151770.

Almost surely, 2^255531670450 is an apocalyptic number.

255531670450 is an abundant number, since it is smaller than the sum of its proper divisors (297355430792).

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

255531670450 is a wasteful number, since it uses less digits than its factorization.

255531670450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104298667 (or 104298655 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 43.

The spelling of 255531670450 in words is "two hundred fifty-five billion, five hundred thirty-one million, six hundred seventy thousand, four hundred fifty".