1284379553504 has 48 divisors (see below), whose sum is σ = 2552199305040. Its totient is φ = 636203704320.

The previous prime is 1284379553437. The next prime is 1284379553533. The reversal of 1284379553504 is 4053559734821.

It is a self number, because there is not a number n which added to its sum of digits gives 1284379553504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27437639 + ... + 27484409.

It is an arithmetic number, because the mean of its divisors is an integer number (53170818855).

Almost surely, 2^{1284379553504} is an apocalyptic number.

It is an amenable number.

1284379553504 is a deficient number, since it is larger than the sum of its proper divisors (1267819751536).

1284379553504 is a wasteful number, since it uses less digits than its factorization.

1284379553504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54763 (or 54755 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 1284379553504 in words is "one trillion, two hundred eighty-four billion, three hundred seventy-nine million, five hundred fifty-three thousand, five hundred four".