255545121404 has 12 divisors (see below), whose sum is σ = 447440716800. Its totient is φ = 127704916608.

The previous prime is 255545121397. The next prime is 255545121407. The reversal of 255545121404 is 404121545552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255545121407) 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, 16902524 + ... + 16917635.

It is an arithmetic number, because the mean of its divisors is an integer number (37286726400).

Almost surely, 2^255545121404 is an apocalyptic number.

It is an amenable number.

255545121404 is a deficient number, since it is larger than the sum of its proper divisors (191895595396).

255545121404 is a wasteful number, since it uses less digits than its factorization.

255545121404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33822052 (or 33822050 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 38.

Adding to 255545121404 its reverse (404121545552), we get a palindrome (659666666956).

The spelling of 255545121404 in words is "two hundred fifty-five billion, five hundred forty-five million, one hundred twenty-one thousand, four hundred four".