255355423031404 has 24 divisors (see below), whose sum is σ = 486611967668400. Its totient is φ = 116786872238400.

The previous prime is 255355423031399. The next prime is 255355423031447. The reversal of 255355423031404 is 404130324553552.

It is a super-2 number, since 2×255355423031404² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57929993947 + ... + 57929998354.

It is an arithmetic number, because the mean of its divisors is an integer number (20275498652850).

Almost surely, 2^{255355423031404} is an apocalyptic number.

It is an amenable number.

255355423031404 is a deficient number, since it is larger than the sum of its proper divisors (231256544636996).

255355423031404 is a wasteful number, since it uses less digits than its factorization.

255355423031404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115859992353 (or 115859992351 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 255355423031404 its reverse (404130324553552), we get a palindrome (659485747584956).

The spelling of 255355423031404 in words is "two hundred fifty-five trillion, three hundred fifty-five billion, four hundred twenty-three million, thirty-one thousand, four hundred four".