1264752011604 has 48 divisors (see below), whose sum is σ = 2982380609600. Its totient is φ = 417116169216.

The previous prime is 1264752011591. The next prime is 1264752011749. The reversal of 1264752011604 is 4061102574621.

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 15 ways as a sum of consecutive naturals, for example, 3881307 + ... + 4194525.

Almost surely, 2^{1264752011604} is an apocalyptic number.

It is an amenable number.

1264752011604 is an abundant number, since it is smaller than the sum of its proper divisors (1717628597996).

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

1264752011604 is a wasteful number, since it uses less digits than its factorization.

1264752011604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316792 (or 316790 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 1264752011604 in words is "one trillion, two hundred sixty-four billion, seven hundred fifty-two million, eleven thousand, six hundred four".