5264620395264 has 432 divisors, whose sum is σ = 15857004683520. Its totient is φ = 1678351933440.

The previous prime is 5264620395217. The next prime is 5264620395269. The reversal of 5264620395264 is 4625930264625.

5264620395264 is a `hidden beast` number, since 5 + 2 + 6 + 4 + 620 + 3 + 9 + 5 + 2 + 6 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5264620395264.

It is not an unprimeable number, because it can be changed into a prime (5264620395269) 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 47 ways as a sum of consecutive naturals, for example, 4825499359 + ... + 4825500449.

It is an arithmetic number, because the mean of its divisors is an integer number (36706029360).

Almost surely, 2^{5264620395264} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5264620395264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7928502341760).

5264620395264 is an abundant number, since it is smaller than the sum of its proper divisors (10592384288256).

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

5264620395264 is a wasteful number, since it uses less digits than its factorization.

5264620395264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128 (or 2111 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 54.

The spelling of 5264620395264 in words is "five trillion, two hundred sixty-four billion, six hundred twenty million, three hundred ninety-five thousand, two hundred sixty-four".