5266325664 has 72 divisors (see below), whose sum is σ = 14986651680. Its totient is φ = 1754206848.

The previous prime is 5266325651. The next prime is 5266325677. The reversal of 5266325664 is 4665236625.

5266325664 is a `hidden beast` number, since 5 + 2 + 6 + 632 + 5 + 6 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (5266325651) and next prime (5266325677).

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462957 + ... + 474195.

It is an arithmetic number, because the mean of its divisors is an integer number (208147940).

Almost surely, 2^5266325664 is an apocalyptic number.

It is an amenable number.

5266325664 is an abundant number, since it is smaller than the sum of its proper divisors (9720326016).

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

5266325664 is a wasteful number, since it uses less digits than its factorization.

5266325664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12882 (or 12871 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The square root of 5266325664 is about 72569.4540698771. The cubic root of 5266325664 is about 1739.8129961533.

The spelling of 5266325664 in words is "five billion, two hundred sixty-six million, three hundred twenty-five thousand, six hundred sixty-four".