255540501436 has 12 divisors (see below), whose sum is σ = 487850048280. Its totient is φ = 116154773360.

The previous prime is 255540501407. The next prime is 255540501449. The reversal of 255540501436 is 634105045552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2903869291 + ... + 2903869378.

It is an arithmetic number, because the mean of its divisors is an integer number (40654170690).

Almost surely, 2^255540501436 is an apocalyptic number.

It is an amenable number.

255540501436 is a deficient number, since it is larger than the sum of its proper divisors (232309546844).

255540501436 is a wasteful number, since it uses less digits than its factorization.

255540501436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5807738684 (or 5807738682 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 255540501436 its reverse (634105045552), we get a palindrome (889645546988).

The spelling of 255540501436 in words is "two hundred fifty-five billion, five hundred forty million, five hundred one thousand, four hundred thirty-six".