264334433336556 has 48 divisors (see below), whose sum is σ = 673756872300288. Its totient is φ = 79993535406400.

The previous prime is 264334433336539. The next prime is 264334433336573. The reversal of 264334433336556 is 655633334433462.

It is an interprime number because it is at equal distance from previous prime (264334433336539) and next prime (264334433336573).

It is a super-2 number, since 2×264334433336556² (a number of 30 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 264334433336556.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1347501915 + ... + 1347698066.

It is an arithmetic number, because the mean of its divisors is an integer number (14036601506256).

Almost surely, 2^{264334433336556} is an apocalyptic number.

It is an amenable number.

264334433336556 is an abundant number, since it is smaller than the sum of its proper divisors (409422438963732).

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

264334433336556 is a wasteful number, since it uses less digits than its factorization.

264334433336556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695200742 (or 2695200740 counting only the distinct ones).

The product of its digits is 503884800, while the sum is 60.

The spelling of 264334433336556 in words is "two hundred sixty-four trillion, three hundred thirty-four billion, four hundred thirty-three million, three hundred thirty-six thousand, five hundred fifty-six".