1264803210264 has 32 divisors (see below), whose sum is σ = 3449463301440. Its totient is φ = 383273700000.

The previous prime is 1264803210259. The next prime is 1264803210311. The reversal of 1264803210264 is 4620123084621.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2395460362 + ... + 2395460889.

It is an arithmetic number, because the mean of its divisors is an integer number (107795728170).

Almost surely, 2^{1264803210264} is an apocalyptic number.

It is an amenable number.

1264803210264 is an abundant number, since it is smaller than the sum of its proper divisors (2184660091176).

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

1264803210264 is a wasteful number, since it uses less digits than its factorization.

1264803210264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4790921271 (or 4790921267 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

Adding to 1264803210264 its reverse (4620123084621), we get a palindrome (5884926294885).

The spelling of 1264803210264 in words is "one trillion, two hundred sixty-four billion, eight hundred three million, two hundred ten thousand, two hundred sixty-four".