255405524505044 has 24 divisors (see below), whose sum is σ = 456608999578368. Its totient is φ = 124947471667680.

The previous prime is 255405524505031. The next prime is 255405524505107. The reversal of 255405524505044 is 440505425504552.

It is a junction number, because it is equal to n+sod(n) for n = 255405524504983 and 255405524505001.

It is a congruent number.

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, 207049379 + ... + 208279274.

It is an arithmetic number, because the mean of its divisors is an integer number (19025374982432).

Almost surely, 2^{255405524505044} is an apocalyptic number.

It is an amenable number.

255405524505044 is a deficient number, since it is larger than the sum of its proper divisors (201203475073324).

255405524505044 is a wasteful number, since it uses less digits than its factorization.

255405524505044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415331975 (or 415331973 counting only the distinct ones).

The product of its (nonzero) digits is 16000000, while the sum is 50.

The spelling of 255405524505044 in words is "two hundred fifty-five trillion, four hundred five billion, five hundred twenty-four million, five hundred five thousand, forty-four".