255662432216 has 8 divisors (see below), whose sum is σ = 479367060420. Its totient is φ = 127831216104.

The previous prime is 255662432213. The next prime is 255662432219. The reversal of 255662432216 is 612234266552.

It is an interprime number because it is at equal distance from previous prime (255662432213) and next prime (255662432219).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255662432213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15978902006 + ... + 15978902021.

Almost surely, 2^255662432216 is an apocalyptic number.

It is an amenable number.

255662432216 is a deficient number, since it is larger than the sum of its proper divisors (223704628204).

255662432216 is a wasteful number, since it uses less digits than its factorization.

255662432216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31957804033 (or 31957804029 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 44.

Adding to 255662432216 its reverse (612234266552), we get a palindrome (867896698768).

The spelling of 255662432216 in words is "two hundred fifty-five billion, six hundred sixty-two million, four hundred thirty-two thousand, two hundred sixteen".