1219623976704 has 144 divisors (see below), whose sum is σ = 3904936743680. Its totient is φ = 330123755520.

The previous prime is 1219623976691. The next prime is 1219623976721. The reversal of 1219623976704 is 4076793269121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5867977 + ... + 6072264.

Almost surely, 2^{1219623976704} is an apocalyptic number.

1219623976704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1219623976704 is an abundant number, since it is smaller than the sum of its proper divisors (2685312766976).

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

1219623976704 is a wasteful number, since it uses less digits than its factorization.

1219623976704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11940286 (or 11940272 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 57.

The spelling of 1219623976704 in words is "one trillion, two hundred nineteen billion, six hundred twenty-three million, nine hundred seventy-six thousand, seven hundred four".