264427311255 has 32 divisors (see below), whose sum is σ = 435910284480. Its totient is φ = 136815713280.

The previous prime is 264427311241. The next prime is 264427311259. The reversal of 264427311255 is 552113724462.

It is a happy number.

It is not a de Polignac number, because 264427311255 - 2¹² = 264427307159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264427311259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1912600 + ... + 2046189.

It is an arithmetic number, because the mean of its divisors is an integer number (13622196390).

Almost surely, 2^264427311255 is an apocalyptic number.

264427311255 is a deficient number, since it is larger than the sum of its proper divisors (171482973225).

264427311255 is a wasteful number, since it uses less digits than its factorization.

264427311255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3958931.

The product of its digits is 403200, while the sum is 42.

The spelling of 264427311255 in words is "two hundred sixty-four billion, four hundred twenty-seven million, three hundred eleven thousand, two hundred fifty-five".