264340226450052 has 72 divisors (see below), whose sum is σ = 693047210775192. Its totient is φ = 84883133952000.

The previous prime is 264340226450051. The next prime is 264340226450149. The reversal of 264340226450052 is 250054622043462.

264340226450052 is a `hidden beast` number, since 2 + 6 + 4 + 34 + 0 + 2 + 2 + 64 + 500 + 52 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 239678514254916 + 24661712195136 = 15481554^2 + 4966056^2 .

It is not an unprimeable number, because it can be changed into a prime (264340226450051) 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 23 ways as a sum of consecutive naturals, for example, 982309149 + ... + 982578212.

It is an arithmetic number, because the mean of its divisors is an integer number (9625655705211).

Almost surely, 2^{264340226450052} is an apocalyptic number.

It is an amenable number.

264340226450052 is an abundant number, since it is smaller than the sum of its proper divisors (428706984325140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264340226450052 is a wasteful number, since it uses less digits than its factorization.

264340226450052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964887509 (or 1964887504 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 45.

The spelling of 264340226450052 in words is "two hundred sixty-four trillion, three hundred forty billion, two hundred twenty-six million, four hundred fifty thousand, fifty-two".