255612231304 has 8 divisors (see below), whose sum is σ = 479272933710. Its totient is φ = 127806115648.

The previous prime is 255612231253. The next prime is 255612231307. The reversal of 255612231304 is 403132216552.

255612231304 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 165673420900 + 89938810404 = 407030^2 + 299898^2 .

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

It is a super-2 number, since 2×255612231304² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 255612231304.

It is not an unprimeable number, because it can be changed into a prime (255612231307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15975764449 + ... + 15975764464.

Almost surely, 2^255612231304 is an apocalyptic number.

It is an amenable number.

255612231304 is a deficient number, since it is larger than the sum of its proper divisors (223660702406).

255612231304 is a wasteful number, since it uses less digits than its factorization.

255612231304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31951528919 (or 31951528915 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 255612231304 its reverse (403132216552), we get a palindrome (658744447856).

The spelling of 255612231304 in words is "two hundred fifty-five billion, six hundred twelve million, two hundred thirty-one thousand, three hundred four".